 During the mid-afternoon of 2 February, the 2/12th Cavalry arrived in a landing zone about northwest of Huế.The Cavalry force soon encountered two dug-in PAVN Battalions around the villages of Thon Que Chu and Thon La Chu which they were unable to overcome as fog prevented their usual gunship support.The 2/12th Cavalry withdrew to a night defensive perimeter, but at dawn on 3 February following a mortar barrage the PAVN attacked their position.