KANDAHAR, AFGHANISTAN - DECEMBER 7:  Military and civilians exercise on the treadmills at the NTO gym on the Kandahar Air Field (KAF) December 7, 2010 in Kandahar, Afghanistan.There are 16,000 NATO troops in Kandahar province and approximately 20-30,000 military and civilian personnel living, working and traveling through Kandahar Air Field (KAF). The base continued to grow rapidly and now has the feel of a small city with five dining facilities, a variety of shops, restaurants and cafes. Kandahar Air Field (KAF) has been in operation since 2002 with troops camping out on the floor of a bombed out airport in late 2001 after the U.S lead bombing strike. (Photo by Paula Bronstein/Getty Images)