Rather than the division-size fore originally scheduled, 1st BDE, 101st ABN DIV initiated in Phuoc Long and Quang Duc province, 13 miles northeast of Song Be on 16 January 1968. The unilateral search-and-destroy operation had the mission of destroying all enemy forces within the assigned AO. On the morning of 22 January an element of the brigade, in night defensive positions 8-mile northeast of Song Be was probed by the enemy using Montagnard civilians as shields. The civilians detonated flares and hand grenades booby-traps on the defensive perimeter resulting in seven friendly casualties. The operation terminated on 09 February after a series of light contacts had resulted in 63 enemy KIA. The brigade began immediate preparations for deployment to northern I CTZ.
(USMACV; Command History 1968, Volume I; 30 April 1969)
Unit(s) tasked organized or under brigade control: 2-502 IN BN
Operation San Angelo commenced on 15 January 1968 and terminated on 09 February 1968 with the following results:
Enemy: 63 KIA