Claim: COMUSMACV General William Westmoreland instructed II Field Force commander LTG Frederick C. Weyand and ARVN III Corps commander LTG Lê Nguyên Khang to sweep the districts surrounding Saigon, while the  1st, 9th and 25th Infantry Divisions would provide most of the maneuver battalions, with subordinate units in many cases pairing up with ARVN units.
Evidence: COMUSMACV General William Westmoreland instructed II Field Force commander LTG Frederick C. Weyand and ARVN III Corps commander LTG Lê Nguyên Khang to sweep the districts surrounding Saigon. The 1st, 9th and 25th Infantry Divisions supported by the 11th Armored Cavalry Regiment (11th ACR) would provide most of the maneuver battalions, with subordinate units in many cases pairing up with ARVN units.