Alexis Chattin (left) urges her son Steven to speed to the finish line during the 10th Annual Hotter'n Heck Diaper Derby at the commissary on Sheppard Air Force Base, Texas, Sep. 5. This year’s participants competed in a bracket-style race that ended with Ethan Neu (right), 11 months old, winning the grand prize pedal bike. (U.S. Air Force photo/Tech. Sgt. Vernon Cunningham)