At Fatal 4-Way , Punk challenged for the World Heavyweight Championship against Mysterio , The Big Show and the champion Jack Swagger , but was unsuccessful when he was attacked by Kane , who was accusing various people of attacking The Undertaker .
At Fatal 4-Way , Punk challenged for the World Heavyweight Championship against Mysterio , The Big Show and the champion Jack Swagger but lost when Kane attacked Punk after Kane accused Punk of being the person who attacked The Undertaker .