CM Punk makes a surprise return to WWE on “Monday Night Raw” in Chicago, where he defeats Sami Zayn in the main event to win the Undisputed WWE Championship. Both outlets report that Punk’s appearance sets up a title match against Zayn, who is the reigning champion. In the match, Punk captures the championship in a dramatic finish, ending Zayn’s short title reign. The reports describe the event as a major moment for Punk’s return and emphasize that the outcome changes the titleholder immediately. With the win, Punk becomes the new Undisputed WWE Champion, taking over the championship reign that Zayn held prior to the match.