Coral Moberg, left, daughter of Capt. Matthew Moberg of the 319th Medical Group, is fitted for a bike helmet April 18, 2012, on Grand Forks Air Force Base, N.D. Patty Olsen, sports coordinator with Safe Kids Grand Forks, was on hand to safely fit children with bicycle helmets. Safe Kids is a nationwide network of organizations working to prevent unintentional childhood injury, the leading cause of death and disability for children ages 1 to 14. (U.S. Air Force photo by Senior Airman Amber Bennett)