At 06:00 on 6 June a PAVN Battalion attacked Landing Zone Loon, after a two-hour battle that resulted in 154 PAVN dead, the PAVN withdrew under cover of mortar and artillery fire. Due to the steady pressure on Loon it was decided to evacuate the landing zone and during the afternoon the 1/4 Marines were extracted by helicopter. The last HMM-165 CH-46 (#152533) to leave Loon was hit by PAVN anti-aircraft fire and crashed resulting in 13 U.S. killed. The total U.S. losses for their three days at Loon was 24 dead and 37 wounded.
