Title graphic reading “Study looks for best repair for re-torn ACL knee ligament,” with Vanderbilt News and Public Affairs branding and a gold-and-black Vanderbilt logo.

For many athletes, their repaired ACL knee tears are causing new problems in the prime of their life, including debilitating arthritis and poor outcome when they re-tearing the knee ligament. Now in groundbreaking research, in the largest orthopaedics study ever, doctors are looking for the best way to fix re-torn ACLs. Barb Cramer has the story.