MEDIUM AND HIGH ALTITUDE UNMANNED AIRCRAFT SYSTEM ACQUISITION:AN EFFICIENCY STUDY OF MAGNITUDE AND CAPABILITY A thesis presented to the Faculty of the U.S.Army Command and General Staff College in partial fulfillment of the requirements for the degree MASTER OF MILITARY ART AND SCIENCE General Studies by BILLY EDWARD HASSELL JR.,MAJOR,USAF B.A.,University of Oklahoma,Norman,OK,1995 Fort Leavenworth,Kansas 2009 Approved for public release;distribution is unlimited.