The South Korean 3rd Battalion, 1st Cavalry Regiment, part of the Capital Division, began participating in Operation Paul Revere I on 9 July,: establishing its positions to the north of the Chu Pong Massif, immediately east of the hamlet of Plei Girao Kia, eight kilometers south of Đức Cơ. It was under the operational control of the 3rd Brigade, 25th Infantry Division, and conducted near-daily patrols without significant contact with the PAVN. From 27 July, The battalion's 9th Company was stationed at Landing Zone 27V (27 Victor when spoken), six kilometers from the border with Cambodia. A tank platoon from the United States 1st Battalion, 69th Armor, was attached to the company on a weekly rotational basis; the 1st Platoon of the 1st Battalion's Company A was assigned for the week beginning 5 August.: