Question: KO Magazine and Pro Wrestling Illustrated, are located in which country?
Sentence (from "Break the Barrier"): It was one of the biggest interpromotional events in the United States and represented by 12 independent promotions including Allied Powers Wrestling Federation, Combat Zone Wrestling, Extreme Championship Wrestling, Independent Pro Wrestling, Independent Professional Wrestling Alliance, Maryland Championship Wrestling, Music City Wrestling, NWA New Jersey, New Dimension Wrestling, South's Greatest Wrestling Fans, Steel City Wrestling, World Legion Wrestling and World Wrestling Organization.
Relevant evidence: No