CM Punk attacks Carlos Ulberg during WWE match with Roman Reigns

Former UFC fighter CM Punk interrupted a WWE match to attack current UFC light heavyweight contender Carlos Ulberg. The incident occurred during Ulberg's wrestling match against Roman Reigns at a WWE event. Punk executed a GTS (Go To Sleep) finishing move on Ulberg during the bout. This represents a crossover moment between MMA and professional wrestling, with Ulberg competing in WWE while maintaining his UFC career. The exact context and whether this was part of a planned storyline was not specified in the report.