APACHE TROOP U.S. soldiers with Apache Troop, 1st Squadron, 40th Cavalry Regiment, and Afghan Border Police walk along a mountain trail during a patrol near Combat Outpost Herrera in the Paktiya province of Afghanistan Oct. 13, 2009. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 283746-S-LIS10-395.jpg Photo Gallery