Airmen of the U.S. Air Force Special Tactics Training Squadron prepare to conduct a high altitude, low opening or HALO, mission near Fort Walton Beach, Fla., March 16, 2010, during Exercise Emerald Warrior 2010. U.S. military servicemembers participated in the U.S. Special Operations Command-sponsored, 19-day joint training exercise at multiple sites along Florida’s Gulf Coast. […]