USMF and XFight presents, “War of the Heroes”, on June 21, 2008 in California, USA. Bringing together the best amateur Muaythai fighters, who will battle it out for a spot on the USMF’s Team USA, who will then compete in the IFMA World Championships in Busan, Korea. Twenty-five gyms from six different states will gather under the Santa Clara Convention Center in the heart of the Silicon Valley. An event not to be missed.