What happened: The Detroit Lions are reviewing potential roster upgrades ahead of the NFL trade deadline. CBS Sports evaluated positional depth needs for Detroit entering the second half of the season.

Why it matters: Detroit is evaluating areas to reinforce depth for a postseason push. Roster additions prior to the deadline could secure key positions against late-season attrition.

What to watch: Front-office activity will intensify as the NFL trade deadline approaches, with Detroit determining whether to make external acquisitions.