"I know that defense like the back of my hand," Marks said. "The only thing going to a different team is different wordage and he changed up a couple of different schemes. But the majority of it is still the same for me."
49ers S Jimmie Ward returns from hamstring injury →
'playing for Gus, playing for Doug'
Inspired Jaguars knock out Mariota, rout Titans 38-17 →