Behind the scenes: WR DJ Chark arrives in Detroit.

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark meeting with Detroit Lions Head Coach Dan Campbell and Detroit Lions General Manager Brad Holmes at the Lions facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark meeting with Detroit Lions Head Coach Dan Campbell and Detroit Lions General Manager Brad Holmes at the Lions facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark meeting with Detroit Lions Head Coach Dan Campbell and Detroit Lions General Manager Brad Holmes at the Lions facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark meeting with Detroit Lions Head Coach Dan Campbell at the Lions facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark meeting with Detroit Lions Head Coach Dan Campbell and Detroit Lions General Manager Brad Holmes at the Lions facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark meeting with Detroit Lions Head Coach Dan Campbell and Detroit Lions General Manager Brad Holmes at the Lions facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark signing his contract and getting a tour of the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark meeting Detroit Lions Wide Receivers Coach Antwaan Randle El at the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark during his press conference at the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)

Detroit Lions wide receiver DJ Chark being interviewed by Detroit Lions Team Reporter Dannie Rogers at the Lions Training Facility in Allen Park, MI on March 17, 2022. (Jeff Nguyen/Detroit Lions)