WWE.com has learned John Cena had surgery to remove bone chips in his elbow today. Dr. Andrews removed several pieces of bone cartilage from Cena's elbow through a scope. A surgery like this will take four to six weeks to recover.
As more information comes available, WWE.com will inform the WWE Universe.
Interesting news. 4-6 weeks recovery time, means he may still just make his match with Punk for Hell In A Cell.