 About noon men of the 1st Squadron, from their vantage point on the high ground to the west, suddenly observed a PAVN tank and infantry column moving south along Highway 1 toward Đông Hà.Moving their tanks into concealed positions, they waited as the PAVN tanks moved closer.At a range of 2,500 to 3,000 meters, the South Vietnamese tankers opened fire, quickly destroying nine PT-76 tanks and two T-54 tanks.