Huffington Post: Robert L. Cunningham

A crew chief assigned to the US Armys 10th Mountain Division rides on the ramp of a CH-47 helicopter. The crew chief performs many jobs, from maintenance on the aircraft to managing the passengers while they are in transit. Published by Huffington Post.

A member of a US Air Force Security Forces unit catches a few coveted minutes of rest aboard a medical evacuation flight over Kandahar, Afghanistan. Published by Huffington Post.

Soldiers from the US Armys 1st Infantry Division prepare to search a building in eastern Afghanistan. Published by Huffington Post.

While members of an infantry squad plan their next course of action, solders from the US Army take a knee, and provide security. Published by Huffington Post.

After taking fire, a platoon of US Army Infantrymen hit the dirt and begin to maneuver towards the insurgents that fired at them. Moments prior, the platoons command center a few miles away had taken fire in a complex attack. Published by Huffington Post.

Sabari, Afghanistan - In a sign of solidarity with their Afghan compatriots, soldiers of the US Armys 1st Infantry Division fire off flares in celebration of a local holiday. Published by Huffington Post.

Soldiers from the US Army and contractors take a few moments to attend a church service at Forward Operating Base Sharana in Paktika province, Afghanistan. Published by Huffington Post.

When wanting to contact family and friends, soldiers at combat outposts have to often wait in line to get access to phones or the internet, and when they do, they are often restricted to a few short minutes. While waiting to use the computer, these soldiers take a break by playing Guitar Hero. Published by Huffington Post.