Afghan National Army launched Operation Radu Bark VI in the Spira mountains..

A US Army UH-60 Blackhawk helicopter passes by US soldiers from 2-506 Infantry 101st Airborne Division guarding an observation post while on patrol for insurgents in the Spira mountains during day three of Operation Radu Bark VI, in Khost province, 5 km from the Afghan-Pakistan Border, directly across the border from Pakistan's Waziristan region, on November 13, 2008. US Soldiers along with the Afghan National Army launched Operation Radu Bark VI in the Spira mountains setting up a patrol base along a known insurgent infiltration route, at altitudes up to 10,000ft, conducting dismounted maneuvers in the mountains, and setting up observation posts throughout the area.

Afghan National Army soldiers start to build a fire to stay warm as snow begins to fall while on guard at an observation post in the Spira mountains during day three of Operation Radu Bark VI, in Khost province, 5 kms from the Afghanistan-Pakistan Border, directly across the border from Pakistan's Waziristan region, on November 13, 2008. US Soldiers along with the Afghan National Army launched Operation Radu Bark VI in the Spira mountains setting up a patrol base along a known insurgent infiltration route, at altitudes up to 10,000ft, conducting dismounted maneuvers in the mountains, and setting up observation posts throughout the area.

US Army soldiers from 2-506 Infantry 101st Airborne Division patrol through the Spira mountains for insurgents during day three of Operation Radu Bark VI, in Khost province, 5 kms from the Afghanistan-Pakistan Border, directly across the border from Pakistan's Waziristan region, on November 13, 2008. US Soldiers along with the Afghan National Army launched Operation Radu Bark VI in the Spira mountains setting up a patrol base along a known insurgent infiltration route, at altitudes up to 10,000ft, conducting dismounted maneuvers in the mountains, and setting up observation posts throughout the area

A US Army Blackhawk helicopter sets off flares over a US Army soldier from 2-506 Infantry on patrol through the Spira mountains in search of insurgents during day four of Operation Radu Bark VI, in Khost province, 5 kms from the Afghanistan-Pakistan Border, directly across the border from Pakistan's Waziristan region, on November 14, 2008. US Soldiers along with the Afghan National Army launched Operation Radu Bark VI in the Spira mountains setting up a patrol base along a known insurgent infiltration route, at altitudes up to 10,000ft, conducting dismounted maneuvers in the mountains, and setting up observation posts throughout the area

Afghan National Army soldiers prepare to set off on patrol through the Spira mountains in search of insurgents during day four of Operation Radu Bark VI, in Khost province, 5 kms from the Afghanistan-Pakistan Border, directly across the border from Pakistan's Waziristan region, on November 14, 2008. US Soldiers along with the Afghan National Army launched Operation Radu Bark VI in the Spira mountains setting up a patrol base along a known insurgent infiltration route, at altitudes up to 10,000ft, conducting dismounted maneuvers in the mountains, and setting up observation posts throughout the area