Army Sergeant Gerry D. Latham, a member of the "Opposing Forces," briefs pilots on a Soviet SA-7 surface-to-air missile launcher during Exercise AIR WARRIOR. The Soviet machine guns displayed on the table are, left to right, an RPD 7.62 mm light machine gun, an RPK 7.62 mm light machine gun, an RP-46 7.62 mm company machine gun and a PK 7.62 mm general purpose machine gun