Police were investigating whether drugs had a role in the death Thursday of Oklahoma linebacker Austin Box, and a witness told authorities he believed his friend had overdosed. Authorities didn't immediately release an official cause of death, and Box's body was sent to the state medical examiner's office. Box was 22. "We're all shocked and heartbroken," Oklahoma football coach Bob Stoops said in a statement. "Austin was a great young man, a great young man to coach, and a great teammate." Read more: http://sports.espn.go.com/ncf/news/story?id=6567273
