An ACL injury and surgery can include a nine-month rehab period or longer. Richardson was the top draft pick for the Seahawks in 2014 as a second-round choice out of Colorado.

The Oregon Ducks have lost top returning receiver Bralon Addison to a torn ACL suffered Wednesday in spring practice, according to multiple reports. Addison's knee injury could shelve him for the ...

Chelsea defender Levi Colwill faces a long spell on the sidelines after undergoing surgery to repair a torn ACL suffered in training at Cobham on Monday. Colwill, 22, suffered the injury towards ...