Geronimo Allison suffered a concussion during Sunday's 22-0 win against the Bills, Jason Wilde of ESPN.com reports.
Related players: Marquez Valdes-Scantling
Fantasy Impact:
He'll have to proceed through the concussion protocol before gaining clearance for Week 5. As the story included, at the very least, he's destined to join Randall Cobb, who didn't play Sunday due to a hamstring issue, on the Week 5 injury report. The story said if one or both are sidelined next Sunday in Detroit, rookie Valdes-Scantling could be the next in line for targets.