4:17 PM - Terrion Arnold (Det) (groin) was listed as a full participant on Monday's practice estimation, Tim Twentyman of the Lions' official site reports.

4:30 PM - Terrion Arnold (Det) (groin) is listed as questionable ahead of Sunday's matchup against the Colts.

5:35 PM - Terrion Arnold (Det) (groin) was listed as a limited practice participant on Thursday's injury report.

5:26 PM - Terrion Arnold (Det) (knee) has returned to Sunday's game against the Cardinals, Nolan Bianchi of The Detroit News reports.

5:07 PM - Terrion Arnold (Det) exited Sunday's game against the Cardinals with a knee injury and is questionable to return, Tyler Drake of ArizonaSports.com reports.

3:02 PM - Terrion Arnold (Det) (illness) is active for Sunday's game against the Cardinals.

7:28 PM - Terrion Arnold (Det) (illness) is questionable for Sunday's Week 3 game against Arizona.

4:46 PM - Terrion Arnold (Det) (illness) did not practice Wednesday.

1:56 PM - Terrion Arnold (Det) (finger) is questionable to return to Sunday's game against the Buccaneers, Dave Birkett of the Detroit Free Press reports.

3:35 PM - Terrion Arnold (Det) (pectoral) was spotted practicing Sunday, Nolan Bianchi of The Detroit News reports.

7:54 PM - Terrion Arnold (Det) who left Monday's practice with a pectoral injury, is expected to be available for the Lions' regular-season opener against the Rams on Sept. 8, Ian Rapoport of NFL Network reports.

5:46 PM - Terrion Arnold (Det) (concussion) practiced Tuesday after clearing the concussion protocol, Kyle Meinke of MLive.com reports.

4:56 PM - Terrion Arnold (Det) left Monday's camp session to be evaluated for a concussion, Colton Pouncy of The Athletic reports.