The NFL Scouting Combine can make or break the hopes and dreams of future pros. While events like the 40-yard dash are overdramatized for television, there's no doubting the importance of the NFL combine—especially for players coming into late February with red flags on their scouting reports.
A red flag can mean different things. It could be off-field issues, immaturity, injuries or even a made-up dead girlfriend. This year's class of prospects is lighter than the norm when it comes to players with these types of question marks, but for these five players, it's all or nothing at the combine.
Matt Barkley, Cornellius "Tank" Carradine, Tyrann Mathieu, Marcus Lattimore and Manti Te'o all figure to be major players in this year's draft. What red flags are each of them carrying?