Airmen from Charleston AFB pace themselves at the start of the Commander's Fitness Challenge 5,000-meter run on base Jan. 9. More than 400 Airmen from various squadrons came out to participate in the 5K run. (U.S. Air Force photo/Staff Sgt. Marie Cassetty)

Dawn Gillen records the time as Mike Bunting crosses the finish line during the Commander's Fitness Challenge 5,000-meter run here on base Jan. 9. More than 400 Airmen from various squadrons came out to participate in the 5K run. Bunting was the first male to cross the finish line at 16:30 and is assigned to the 315th Maintenance Squadron. Gillen is assigned to the 437th Force Support Squadron. (U.S. Air Force photo/Staff Sgt. Marie Cassetty)

Dawn Gillen records the time as Michele Lobianco crosses the finish line during the Commander's Fitness Challenge 5,000-meter run here on base Jan. 9. More than 400 Airmen from various squadrons came out to participate in the 5K run. Lobianco was the first female to cross the finish line at 20:59 and is assigned to the 437th Operational Wing command post. Gillen is assigned to the 437th Force Support Squadron. (U.S. Air Force photo/Staff Sgt. Marie Cassetty)

Airmen from Charleston AFB step up their pace as they get closer to the finish line during the Commander's Fitness Challenge on base Jan. 9. More than 400 Airmen from various squadrons came out to participate in the 5K run. (U.S. Air Force photo/Staff Sgt. Marie Cassetty)

Airmen from the 437th Communications Squadron run in formation while competing for the spirit award during the Commander's Fitness Challenge on base Jan. 9. More than 400 Airmen from various squadrons came out to participate in the 5K run. (U.S. Air Force photo/Staff Sgt. Marie Cassetty)

Security forces Airmen run in formation while competing for the spirit award during the Commander's Fitness Challenge on base Jan. 9. More than 400 Airmen from various squadrons came out to participate in the 5K run. (U.S. Air Force photo/Staff Sgt. Marie Cassetty)

Laci Brokaw, Mike Ivey and Consuella Pockett run a steady pace as they prepare to round the final turn in the Commander's Fitness Challenge 5,000-meter run on base Jan. 9. More than 400 Airmen from various squadrons came out to participate in the 5K run. Ivey is the 437th Airlift Wing command chief, Pockett is the 437th Medical Group commander and Brokaw is the 437th MDG executive officer. (U.S. Air Force photo/Tech. Sgt. Dave Watson)