A U.S. Navy sailor ground guides a Kalmar Lidhults Mekaniska Verkstad container forklift truck down the ramp during a Maritime Prepositioning Force exercise at U.S. Naval Base Guam, Feb. 27. - A U.S. Navy sailor ground guides a Kalmar Lidhults Mekaniska Verkstad container forklift truck down the ramp during a Maritime Prepositioning Force exercise at U.S. Naval Base Guam, Feb. 27.