Wyoming Air National Guard Staff Sgt. Mike Abbott (left) has his gas mask adjusted by Senior Airman Scott Humphries (right) during a simulated chemical attack at Kunsan Air Base, Republic of Korea, on Oct. 28, 1998, during Exercise Foal Eagle '98. Foal Eagle '98 is a combined, joint exercise supported by forces from the U.S. and Republic of Korea. In addition to providing hands-on field experience for forces of both nations, Foal Eagle '98 was designed to test rear area protection operations and major command, control and communications systems. Abbott is assigned to the 153rd Security Forces Squadron of the Wyoming Air National Guard. Humphries is assigned to the 137th Security Forces Squadron, Peterson Air Force Base, Colo.