The Eurocopter (now Airbus Helicopters) UH-72 Lakota is a twin-engine helicopter with a single, four-bladed main rotor. The UH-72 is a militarized version of the Eurocopter EC145 and was built by American Eurocopter (now Airbus Helicopters, Inc.), a division of Airbus Group, Inc. Initially marketed as the UH-145, the helicopter was selected as the winner of the United States Army's Light Utility Helicopter (LUH) program on 30 June 2006. In October 2006, American Eurocopter was awarded a production contract for 345 aircraft to replace aging UH-1H/V and OH-58A/C helicopters in the US Army and Army National Guard fleets. It performs logistics and support missions within the US and the National Guard for homeland security, disaster response missions, and medical evacuations.