Fitness instructor loses nearly half of herself
SEYMOUR JOHNSON AIR FORCE BASE, N.C. -- Fitness instructor Keyra Donaldson leads one of her classes here. She teaches 25 classes per week, averaging 12 people per class. The classes range from 35 to 90 minutes each and include circuit, abdominal, weight lifting and spinning. Mrs. Donaldson lost 115 pounds since 2000. (U.S. Air Force photo by Senior Airman J.G. Buzanowski)