Sgt. Maj. PT
Command Sgt. Maj. Nelson Callahan, Joint Task Force-Bravo Command Sgt. Maj., jumps onto a stack of tires during a physical training session June 03, 2015, at Soto Cano Air Base, Honduras. A dedicated athlete and mentor, CSM Callahan invites others to join him during his specialized physical training session so they can “lead by example…break a sweat…blast [their] core and…build unit cohesion” (U.S. Air Force photo by Capt. Christopher Love).

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Tags: On Base
Photo by: Capt. Christopher Love.  |  VIRIN: 150603-F-LC048-005.JPG