Cody Kessler's most noteworthy play for USC came last season after the quarterback was told by coaches to wear a different jersey number on special teams in the first half against Colorado.
He was the backup to Max Wittek against Notre Dame and in the season-ending Sun Bowl loss to Georgia Tech, but he did not play.
So the third-year sophomore spent the last two months doing what he has always done since arriving at USC:
Preparing for his opportunity.
On Tuesday, in the first official practice of the post-Matt Barkley era, Kessler, fellow sophomore Max Wittek and freshman Max Browne began a competition that could extend into training camp.
"It's wide open," Kessler said afterward.
USC has not had a quarterback competition since 2009, when Barkley was a freshman.
There is no time frame for naming a No. 1, Coach Lane Kiffin said.
"We've got to find the right guy," he said, "and when we find that out, when it shows itself, then we'll decide."
After the Trojans finished 7-6 las...