US Air Force (USAF) STAFF Sergeant (SSGT) Martin Lopez, 52nd Medical Operations Squadron (MDOS), 52nd Fighter Wing (FW), Spangdahlem Air Base (AB), Germany (DEU), drives his Toyota Celica through the water portion of the 52nd FW Safety Office funded defensive driver course in Koblenz, Germany. This course is designed to teach each driver about the limitations of their particular vehicle in a safe and controlled environment