PATROL FORMATION U.S. Army Sgt. Wesley Woodard uses a sketch to illustrate a proper patrol formation while training Afghan Border Policemen at Combat Outpost Herrera, Afghanistan, Oct. 5, 2009. The training is part of the Combined Action Academy, a four-week program on basic soldiering skills taught by U.S. soldiers assigned to the Apache Troop, 1st Squadron, 40th Cavalry Regiment. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 681139-A-UBC95-093.jpg Photo Gallery