Tim Twentyman
NEW ORLEANS - Lions Pro Bowl center Frank Ragnow injured his knee in Detroit's 33-28 win over the New Orleans Saints Sunday, and the team won't know the extent of that injury until tomorrow at the earliest.
Ragnow left the game in the second quarter on a play where he got piled up on during a three-yard David Montgomery run. Ragnow was down for a bit and needed help from trai