U.S. Air Force airmen from the New Jersey Air National Guard's 177th Fighter Wing and 227th Air Support Operations Squadron drive High Mobility Multipurpose Wheeled Vehicles (HUMMWVs) through a Tactical Drivers Training Course for Operation Kriegshammer exercises at Grafenwoehr Training Area, Germany on July 18, 2014. The HUMMWV, also called Humvee, is capable of fording 2.5 ft. of water and up to 5 ft. with special fording kits installed. (U.S. Air National Guard photo by Master Sgt. Andrew J. Moseley/Released)