The USA's top bodybuilders converge in Las Vegas for an unforgettable weekend of non-stop muscular competition! USAMuscle Video is there to bring you exclusive, all-access video coverage of one of the year's most highly-anticipated contests. The Backstage Posing Part 1 video brings you top bodybuilders from the USA hitting their poses backstage exclusively for our cameras. Our backstage posing area provides a perfect setting for mind-blowing close-ups and awe-inspiring muscle posing. This video features bodybuilders from the bantamweight, lightweight and welterweight classes. • 1 hour 44 minutes