Here’s what our staff writers see as potential X-factors in Saturday’s 12:30 p.m. game between UCLA and USC at the Coliseum:
Vincent Bonsignore, columnist
UCLA X-factor: Kenny Clark is one of the top defensive linemen in the game and could wreak havoc against a banged-up USC offensive line.
USC X-factor: TB Justin Davis will set up quarterback Cody Kessler to have a big day with multiple long-ball opportunities on play-action passes.
Prediction: USC 35, UCLA 28
Jack Wang, USC beat writer
UCLA X-factor: The Bruins scored TDs on 13 of 17 red-zone chances in the past three games vs.