Colorado's secondary could be without another key player for Saturday's showdown with USC.
Per ESPN's Pete Thamel, safety Shilo Sanders is doubtful for the Buffaloes and unlikely to play.
In a video from Deion Sanders Jr.'s production company, Well Off Media, posted after Colorado's loss to Oregon on Sept. 23 (starts at 34:04 mark), Shilo said he "landed on my kidney or something" while making a tackle during the game and had to go to the emergency room to get looked at.
Colorado head coach Deion Sanders said Thursday on his weekly radio show (h/t Patrick Andres of Sports Illustrated) his son "can't participate until he stops urinating blood.