Lance Corporal Tyler Nielson from Marine Wing Support Squadron 471 US Naval- Marine Corps Reserve Readiness Center aims a light while setting up a camp site at William O’Brien Sate Park on the St. Croix River in Minnesota Apr. 13, 2012. Sixteen members of the 208th Weather Flight of the Minnesota Air National Guard, along with three U.S. Marines from the Marine Wing Support Squadron 471 US Naval- Marine Corps Reserve Readiness Center Minneapolis are taking part in a field training exercise. USAF photo by Tech. Sgt. Erik Gudmundson