FIFPro Calls For Concussion Probe After Alvaro Pereira Gets Knocked Cold

Uruguay's Alvaro Pereira took a knee to the head in yesterday's England match. He was out on the pitch—completely unconscious. Just minutes later, he overruled the team's medical staff and returned to play. Today, world soccer's players' union called for an investigation using some pretty basic logic: maybe the guy… » 6/20/14 10:30am 6/20/14 10:30am