Defensive line coach Jethro Franklin leads Malik Jackson (left) and Averell Spicer (right) through a position drill.
As offensive lineman Jeff Byers and defensive lineman Hebron Fangupo battle at the line, Matt Barkley throws to the left.
Aaron Corp hands off to Stafon Johnson.
Taylor Mays gets demonstrative to prove that he's staying off quarterback Matt Barkley, who's protected from contact by his gold jersey.
Defensive end Everson Griffen lunges for tailback Stafon Johnson.
Matt Barkley rolls out under the late-afternoon sun.
