 On 25 January 1966, the Vietcong attacked Da Nang AB with 120mm mortars killing one Marine.In late 1966, VMF (AW)-242 equipped with A-6As was deployed to Da Nang AB.On 27 February 1967, the PAVN launched a rocket attack hitting the base with more than 50 140mm rockets in one minute, a further rocket attack took place on 15 March.