Above all, Chip Kelly enjoys fitting together the puzzle pieces that form a football team, but the process of doing so sometimes seems to just create more puzzles. He might have the solution to all of them, but the rest of us will just have to wait and find out. Chip isn't really saying.
There were a number of puzzles to consider on Wednesday as the Eagles bounded through the shimmering heat at the NovaCare Complex for another day of training camp with the start of the regular season just one month away.
On the offensive line, the very real question of who will play either of the guard positions was still being asked while Evan Mathis continued his lonely workouts in Arizona.