Koppen, an 11-year veteran who played his first nine seasons with the
Manny Ramirez, who took most of the snaps at center during Denver's off-season practices, stepped in for Koppen.
Pitta out for year
Pitta was hurt Saturday, the third day of training camp, when he collided with safety James Ihedigbo in the back of the end zone while going for a pass from
The Ravens moved quickly to fill the void, signing tight end