Clay Matthews showing off his jumping ability on Tuesday.
Joe McKnight fires the medicine ball during Tuesday's workout.
USC defensive tackle Averell Spicer hard at work.
Marc Tyler looking determined.
USC linebacker Kaluka Maiava.
Joe McKnight and Allen Bradford doing cable drills.
Marc Tyler doing resistance training.
USC wide receiver Vidal Hazelton working on his speed and agility.
Stafon Johnson is looking to build on a successful 2007 season.
Allen Bradford has carried his impressive spring performance into off-season conditioning.
Anthony McCoy smiling for the camera.
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