He was promoted to major general and assigned as Commanding General of the U.S. Army Intelligence and Security Command , Arlington Hall Station , Virginia . Then promoted and assigned , Director , Defense Intelligence Agency General Soyster oversaw the Defense intelligence effort in support of the successful U.S. intervention in Panama in 1989 ( Operation JUST CAUSE ) . This operation demonstrated the benefits of increased cooperation and planning that had been achieved between DIA and operational force planners , especially when compared to the 1983 Grenada incursion ( Operation URGENT FURY ) . The Agency provided threat data on " hot spots " throughout the Middle East , Africa , and Asia , and weighed the impact of changes in the Soviet Union , Eastern Europe , and to a lesser degree , Asia , on the rest of world . It supplied decision makers with intelligence support concerning the final Soviet withdrawal from Afghanistan , events surrounding the downing of two Libyan jets , the civil war in Liberia , the Flight 103 investigation at Lockerbie , Scotland , and the Tiananmen Square incident in China . Weapons acquisition issues , counternarcotics , counterterrorism remained a high priority throughout the Defense Intelligence Community
Flight 103
Pan Am Flight 103
Harry E. Soyster