2 SouthlandMen KilledinTwo Southern Californians—one of them from Orange County—were listed by the Defense.. Department Friday askilledSn action in Vietnam. Named in the Defense Department dispatch were Marine Pfc. Donald .(. Callison, son of Mr. and Mrs, Ralph \V. Callison, 3701 E. Chapman Orange, and Army Spec. 4 Rene Reynoso, son of Mr. and Mrs; Roberto R. Reynoso, 2203 S. Raymond Ave., Los Angeles.