U.S. Army Sgt. Mark Velasco, left, U.S. Army Pvt. Daniel Potter, center, and U.S. Navy Petty Officer 2nd Class Elizabeth Bakke provide security on Forward Operating Base Farah in Afghanistan's Farah province, April 7, 2012. Velasco, Potter and Bakke are assigned to Provincial Reconstruction Team Farah's security force. Bakke is the only female assigned to the security force. Velasco is a member of the Army National Guard.