Heath Herring, a professional fighter from Amarillo, Texas, with the Ultimate Fighting Championship, grapples with 1st Lt. John Wallander, a field artillery officer attached to Task Force Military Police, at Camp Ramadi, Iraq, Oct. 19, 2008. Herring, Jorge Rivera and Joe Lauzon, all fighters in the UFC, are touring Iraq and hosting clinics for service members to come out and learn a few mixed martial arts moves from some of the pros. The fighters taught grappling techniques, stand-up fighting, and fighting in the clinch.