Capt. Adam Flaherty, 37th Bomb Squadron flight commander, blows up balloons for children during the Big Brothers and Big Sisters of the Black Hills event held at the Pride Hangar on Ellsworth Air Force Base, S.D., Nov. 12, 2011. The event was a chance for Air Force members to reach out and mentor and provide fun to young children by demonstrating propulsion with balloons and aerodynamics with paper planes. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)