6/18/2012 - Daniel McCaffery and Mike Bagent race toward the finish of the eight and a half-mile bike ride section of the My-First-Tri competition June 16 at Eglin Air Force Base, Fla. More than 140 people competed in the 13th annual base triathlon. (U.S. Air Force photo/Samuel King Jr.)

6/18/2012 - Julia Tobias races toward the finish of the eight and a half-mile bike ride section of the My-First-Tri competition June 16 at Eglin Air Force Base, Fla. More than 140 people competed in the 13th annual base triathlon. Tobias finished first among all women participants and third overall. (U.S. Air Force photo/Samuel King Jr.)

6/18/2012 - Michelle Wilbur closes in on the finish of the eight and a half-mile bike ride section of the My-First-Tri competition June 16 at Eglin Air Force Base, Fla. More than 140 people competed in the 13th annual base triathlon. Wilbur finished fifth among all women participants. (U.S. Air Force photo/Samuel King Jr.)

6/18/2012 - Tim Spaulding races for the finish of the eight and a half-mile bike ride section of the My-First-Tri competition June 16 at Eglin Air Force Base, Fla. More than 140 people competed in the 13th annual base triathlon. Spaulding finished 13th overall. (U.S. Air Force photo/Samuel King Jr.)

6/18/2012 - Mara Costabile hydrates while pedaling for the finish of the eight and a half-mile bike ride section of the My-First-Tri competition June 16 at Eglin Air Force Base, Fla. More than 140 people competed in the 13th annual base triathlon. (U.S. Air Force photo/Samuel King Jr.)