U.S. Navy Lt. Cmdr. Christian Basque, a navy doctor with Marine Wing Support Squadron 472, Marine Aircraft Group 49, 4th Marine Aircraft Wing, Marine Forces Reserve, shows pictures of X-rays from his civilian job as a sports medicine physician to Canadian medical technicians during exercise Maple Flag 50 at Canadian Forces Base Cold Lake, Alberta, June 2, 2017. Maple Flag is an annual multi-national training exercise hosted by the Royal Canadian Air Force with foreign nations training together to complete simulated combat missions. (U.S. Marine Corps photo by Lance Cpl. Niles Lee/Released) - U.S. Navy Lt. Cmdr. Christian Basque, a navy doctor with Marine Wing Support Squadron 472, Marine Aircraft Group 49, 4th Marine Aircraft Wing, Marine Forces Reserve, shows pictures of X-rays from his civilian job as a sports medicine physician to Canadian medical technicians during exercise Maple Flag 50 at Canadian Forces Base Cold Lake, Alberta, June 2, 2017. Maple Flag is an annual multi-national training exercise hosted by the Royal Canadian Air Force with foreign nations training together to complete simulated combat missions. (U.S. Marine Corps photo by Lance Cpl. Niles Lee/Released)