WASHINGTON, D.C. (WSAU) -  Oshkosh Corporation has been awarded a contract to produce a series of Medium Tactical Vehicles for the U.S. Army. The military approved the contract Tuesday. The trucks will cost the Army just under 22-million dollars, with production to take place in Oshkosh until the end of March in 2014. Oshkosh Corporation was the best bid of three submitted. It is a modification of an existing production contract.