Jace in the chase: Jace Billingsley is making a good impression – just like he did in his first camp with the Lions in 2016, and again in 2017. He's been playing more tailback this year, in addition to receiver. He had a nice burst Thursday on a running play. – Mike O'Hara
Cover up: Cornerback Darius Slay had a particularly good practice. He won a one-on-one rep vs. Marvin Jones Jr. early in practice where he had such good coverage on Jones that it seemed like he knew exactly what route was coming. He made a couple other nice plays forcing incompletions later on in team drills. Slay looks to be in midseason form early on in camp. – Tim Twentyman
Center of attention: Graham Glasgow made a nice move to wall off a defender on a quick-opener up the middle. Glasgow is the full-time center this year after dividing playing time between left guard and center – and doing well at both – his first two seasons. – Mike O'Hara
Double infraction: Referees were a fixture in practice for the first time during training camp. Second-year cornerback Teez Tabor earned the first flag of camp in a one-on-one pass coverage rep against receiver Kenny Golladay. Tabor latched onto Golladay beyond the 5-yard window and was hit for illegal contact. Tabor was also flagged on his next rep vs. TJ Jones for getting his hands too high and up into the face of Jones attempting a jam at the line of scrimmage. – Tim Twentyman
Law man: Nevin Lawson got an opportunity to play opposite Darius Slay with the first-team defense, and had a productive practice. He broke up passes intended for Golden Tate and Marvin Jones Jr. in the end zone. The one vs. Jones was particularly impressive, because it was a back-shoulder throw from Stafford. Lawson was able to get his head around and get a hand in the way on what's typically the most difficult play for a cornerback to defend. – Tim Twentyman
Big bang: The timing was just right for middle linebacker Jarrad Davis to making a crunching hit on Zach Zenner in the hole. Davis was unblocked, and the clash of pads could be heard from midfield to the bleachers. – Mike O'Hara
Play of the day: Give it to rookie running back Kerryon Johnson, who made a diving catch down the left sideline in a team period in front of linebacker Jalen Reeves-Maybin on a wheel route. Johnson has shown early on in camp he can be a weapon in the passing game. He's really showing he can do it all. – Tim Twentyman
View photos from Day 6 of 2018 Detroit Lions Training Camp presented by Rocket Mortgage.

Detroit Lions cornerback Jamal Agnew (39) warms up before training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions safety Rolan Milligan (41) warms up before training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions safety Miles Killebrew (35) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions safety Tavon Wilson (32) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back Theo Riddick (25) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back Kerryon Johnson (33) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back Theo Riddick (25) catches a pass during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back LeGarrette Blount (29) takes the handoff during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions linebacker Steve Longa (54) competes against running back Kerryon Johnson (33) during a one-on-one pass rush drill at training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back LeGarrette Blount (29) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions linebacker Jarrad Davis (40) competes against running back LeGarrette Blount (29) during a one-on-one pass rush drill at training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions linebacker Jonathan Freeny (55) competes against running back Kerryon Johnson (33) during a one-on-one pass rush drill at training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back LeGarrette Blount (29) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver Teo Redding (10) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver Teo Redding (10) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver Golden Tate (15) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions tight end Luke Willson (82) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions defensive back Quandre Diggs (28) breaks up a pass during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver TJ Jones (13) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver Chris Lacy (18) looks in a catch during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver Chris Lacy (18) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Matthew Stafford (9) pitches the ball during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions punter Sam Martin (6) kicks off during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back Zach Zenner (34) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back LeGarrette Blount (29) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions defensive players watch a snap during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions linebacker Steve Longa (54) wraps up running back Kerryon Johnson (33) in the backfield during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Matt Cassel (8) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions linebacker Jalen Reeves-Maybin (44) wraps up running back Zach Zenner (34) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Matthew Stafford (9) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Matt Cassel (8) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions cornerback Teez Tabor (31) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions cornerback DeShawn Shead (26) breaks up a pass during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions cornerback Darius Slay (23) breaks up a pass during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Matthew Stafford (9) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Jake Rudock (14) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Matthew Stafford (9) at the line of scrimmage during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions cornerback Darius Slay (23) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions head coach Matt Patricia talks with defensive back Quandre Diggs (28) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Dwayne Washington (36) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver Golden Tate (15) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Matt Cassel (8) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions tackle Taylor Decker (68) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

NFL referee Brad Allen during Detroit Lions training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions guard Joe Dahl (66) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver Marvin Jones Jr. (11) blocks during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Dwayne Washington (36) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions safety Glover Quin (27) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Matt Cassel (8) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver Kenny Golladay (19) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back Theo Riddick (25) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back Ameer Abdullah (21) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions fans watch training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions wide receiver Marvin Jones Jr. (11) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back Dwayne Washington (36) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions quarterback Matthew Stafford (9) talks with running back LeGarrette Blount (29) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back Zach Zenner (34) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions guard Joe Dahl (66) during training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions huddle as a team following training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back LeGarrette Blount (29) signs autographs for fans following training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions kicker Matt Prater (5) signs autographs for fans after training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions head coach Matt Patricia signs autographs for fans after training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions cornerback Darius Slay (23) signs autographs for fans after training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Fans react to getting an autograph from Detroit Lions head coach Matt Patricia after training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Fans react to getting an autograph from Detroit Lions head coach Matt Patricia after training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions fans get their Xbox game controller signed after training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions head coach Matt Patricia signs autographs for fans following training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions linebacker Jarrad Davis (40) talks with former Lions linebacker Chris Spielman following training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back LeGarrette Blount (29) spends time with his family after training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions running back LeGarrette Blount (29) spends time with his family after training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

A fan tests out his vertical leap before training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

A fan tries out her long snapping skills before training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

A fan poses for a photo with the Detroit Lions Cheerleaders before training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

A young fan tests his strength before training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

A fan gets a balloon animal before training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)

A young fan checks out her face paint reflection before training camp practice on Thursday, Aug. 2, 2018 in Allen Park, Mich. (Detroit Lions via AP)
Last man standing: The last player to walk off the practice field Thursday was second-year linebacker Jarrad Davis. He worked for a while after practice both with defensive coaches and on his own on pass rushing technique and hand placement. – Tim Twentyman
Return men: During the first special teams period we saw Kerryon Johnson, Ameer Abdullah, Dwayne Washington and TJ Jones as kickoff return men. Later on in another special teams period, Brandon Powell and Teo Redding joined them. It will be interesting in the preseason to see how the new kickoff rules affect that play. Will we see more or less returns? –Tim Twentyman
Participation report: Sitting out practice were: Defensive end Ziggy Ansah (PUP), wide receiver Andy Jones (PUP), defensive end Cornelius Washington (NFI), defensive lineman Da'Shawn Hand, tight end Michael Roberts, wide receiver Bradley Marquez, wide receiver Deontez Alexander, linebacker Chad Meredith, defensive end Cam Johnson and safety Stefan McClure. Safety Tavon Wilson, who wore a red no-contact jersey on Wednesday, was back to being a full participant. – Tim Twentyman