If you never hear from David Molk, and if you don't see him on the field in 2015, he's not going to complain. His role is to back up Pro Bowl center Jason Kelce, and Molk understands his job very well.
"I have to be ready to play if something happens to Jason. If nothing happens to him, and nobody wants him to go down, then I know how my role changes," Molk said. "I've played 60 or so snaps in every preseason game. That's like a normal regular-season game. From a conditioning standpoint, I'm ready to go.