Ground penetrating radar for mine detection. Vilseck, Germany (November 15, 2016)—A student in the VMR2 Minehound Hand Held Detector course coaches another student on proper sweeping techniques. The Combined Arms Training Center's five-day course trained Soldiers to properly set up and use the VMR2 Dual Sensor Detector. Courtesy of Combined Arms Training Center, US Army Night Vision and Electronic Sensors Directorate