Life at Kandahar Airfield

US soldiers throw a football on Kandahar Airfield, Afghanistan, Sunday, Aug. 1, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

The barricaded and razor wire fence of the boundary of Kandahar Airfield, Afghanistan, Sunday, Aug. 1, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

In this photo taken Sunday, Aug. 1, 2010 a dusty tent is seen that houses Canadian troops on Kandahar Airfield, Afghanistan. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

Soldiers and civilians eat lunch inside one of the dining facilities, which are called here 'Chow Hall' on Kandahar Airfield, Afghanistan, Sunday, Aug. 1, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

A U.S soldier raises his hands during a Gospel service on Kandahar Airfield, Afghanistan, Sunday, Aug. 1, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

In this photo taken Sunday, Aug. 1, 2010 a U.S soldier receives communion during a Catholic mass on Kandahar Airfield, Afghanistan. The largest military base in southern Afghanistan has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

A map of Kandahar Airfield, Afghanistan, Sunday, Aug. 1, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

A U.S soldiers lifts weights in a gym on Kandahar Airfield, Afghanistan, Saturday, July 31, 2010. The largest military base in southern Afghanistan has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

Civilian contractors from developing countries including Bangladesh, Sri Lanka ,India and the Philippines sort laundry on Kandahar Airfield, Afghanistan, Monday, Aug. 2, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

A merchant displays digital cameras for sale inside the 'PX', a large store which caters to the needs of combat soldiers and civilians who live on Kandahar Airfield, Afghanistan, Sunday, Aug. 1, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

The interior of a store which sells textiles on Kandahar Airfield, Afghanistan, Sunday, Aug. 1, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

Soldiers eat dinner in a T.G.I. Friday's restaurant located on Kandahar Airfield, Afghanistan, Saturday, July 31, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

U.S soldiers relax playing video games in a recreation room on Kandahar Airfield, Afghanistan, Saturday, July 31, 2010. The largest military base in southern Afghanistan has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the services of a small American city. (AP Photo/Rodrigo Abd)

Soldiers and civilians have fun dancing salsa on Kandahar Airfield, Afghanistan, Saturday, July 31, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

Soldiers play a summertime version of ice-hockey on a rink on Kandahar Airfield, Afghanistan, Sunday, Aug. 1, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)

Chairs inside a concrete bunker on Kandahar Airfield, Afghanistan, Sunday, Aug. 1, 2010. Kandahar Airfield is the largest military base in southern Afghanistan and has a population by some estimates of at least 20,000 soldiers and civilians, and has many of the same services of a small American city.(AP Photo/Rodrigo Abd)