Top prospects of 2015: Quarterbacks
Jameis Winston and Marcus Mariota lead the class of quarterbacks this year. See who else could make an impact at quarterback.

Florida State's Jameis Winston attempts a pass over the pressure of Louisville's Sheldon Rankins.

Marcus Mariota warms up before the Rose Bowl.

Colorado State quarterback Garrett Grayson throws a pass against Boston College as a defensive lineman closes in.

UCLA quarterback Brett Hundley escapes a tackle by Stanford linebacker James Vaughters.

Baylor quarterback Bryce Petty passes against Kansas State.

Alabama quarterback Blake Sims works against Missouri during the SEC championship.

Oregon State quarterback Sean Mannion passes against Washington.

East Carolina quarterback Shane Carden makes adjustments at the line of scrimmage.

Old Dominion quarterback Taylor Heinicke throws a pass at the East-West Shrine game.

Southeast Louisiana quarterback Bryan Bennett makes a call at the line of scrimmage during a practice for the Senior Bowl.

Washington State quarterback Luke Falk throws a pass against Southern California.

Georgia quarterback Hutson Mason throws under pressure from Charleston Southern linebacker Gabe Middlebrook.

East Carolina quarterback Shane Carden prepares to pass against Connecticut.