By Fox Sports
North Carolina DE Quinton Coples poses an intriguing challenge for NFL teams. He's one of the most talented players in the draft, but has a red-flag work ethic. Can an NFL coach turn him around?
Is 2012 the year the Ravens get over the playoff hump? They'll have to do it without Terrell Suggs for much of the year, and the burden of his absence will be given to second-rounder Courtney Upshaw.
The Detroit Lions spent 2011 with the football in the air, with one of the NFL's best passing attacks and worst run games. With Jahvid Best and Mikel Leshoure back healthy, that could change in '12.