Lions sign rookie center McCollum to make up for Ragnow’s absence

ALLEN PARK, MI (WKZO AM/FM) – The Detroit Lions have made some roster moves as center Frank Ragnow could be sidelined for the next few games.

Ragnow suffered a toe injury in Sunday’s loss at Chicago.  Detroit signed rookie center Ryan McCollum from the Houston Texans practice squad.

The Lions also placed linebacker Romeo Okwara on injured reserve and promoted linebacker Jessie Lemonier from the practice squad.