Spc. James Halford, wheeled vehicle mechanic, Company G, 3rd Battalion, 7th Field Artillery Regiment, 3rd Infantry Brigade Combat Team, 25th Infantry Division, points outand explains important parts of a humvee to Iraqi policemen, April 29, during a three-day course designed to increase the police force's proficiency in first aid, vehicle maintenance and driving skills. The training took place at Forward Operating Base Dagger, near Tikrit, Iraq.