 On 22 June the Marines' "Task Force Charlie" comprising two Force Reconnaissance Companies, Companies from 2nd Battalion 1st Marines and 3/4 Marines and Battery H 3rd Battalion, 12th Marines deployed to Đông Hà Combat Base and Cam Lộ.On 28 June a People's Army of Vietnam (PAVN) mortar attack on Cam Lộ killed 2 Marines and wounded 5.On 14 July in preparation for Operation Hastings, General Lowell English established his command post at Cam Lộ with security provided by 1st Battalion, 3rd Marines and artillery support from the 3rd Battalion, 12th Marines.