 Williams then flew the F-8 Crusader at Marine Corps Air Station Kaneohe Bay, Hawaii for two years before joining VMF(AW)-235, flying the F-8E Crusader from Da Nang in the Republic of Vietnam.In April 1968, he reported to 1st Battalion, 3rd Marines, on the Demilitarized Zone as Air Liaison Officer and in September of that year, completed his first combat tour.Returning from overseas, he was assigned for two years as Flight Instructor at Chase Field, Texas.