 Its 43d Electronic Combat Squadron trained US and NATO forces on Lockheed EC-130H Compass Call electronic countermeasures aircraft.The wing's 42d Electronic Combat Squadron, stationed at RAF Upper Heyford, flew EF-111A Raven aircraft under the operational control of the 20th Tactical Fighter Wing.The wing was assigned host wing responsibilities that included support of numerous geographically separated units and logistical support for flying units of the 601st Tactical Control Wing located at Sembach.