The 2013 version of the men of Troy will head into the upcoming season with a bevy of questions following the disappointment of a 7-6 2012 campaign that saw USC fall well short of lofty expectations.

Among these is the conversion to new defensive coordinator Clancy Pendergast's 5-2 scheme from the standard 4-3 that USC has been running for years.

In addition, the Trojans will be replacing several key players—including four-year quarterback Matt Barkley—and will look to elevate the play of several key units, both on defense as well as offense.

It is on offense that this slideshow will look at several concerns that will weigh heavily on Passing Game Coordinator Clay Helton and Head Coach Bleacher Report - College Football
Article is property of BleacherReport.com