U.S. Air Force Chief Master Sgt. Lee Shaffer, Air Force pararescue functional manager, center, greets students from Rosinton Elementary School during the Tim Davis Memorial March, Robertsdale, Ala., Oct. 25, 2011. The students came out to show support for the special tactics airmen participating, the march honors fallen special tactics airmen and totals 812 miles and spans across five states before ending at the Special Tactics Training Squadron, Hurlburt Field, Fla., Oct. 26, 2011.