Sierra Vista Municipal Airport / Libby AAF is a joint use airfield located on Fort Huachuca in Sierra Vista Arizona. Libby AAF is home to the 305th Military Intelligence Battalion flying various models of the RC-12 and MC-12, Co C 2-13th flying MQ-1C Gray Eagles, the MQ-1B Predators belonging to the 214th Reconnaissance Squadron and a detachment from the US Customs and Border Patrol.