 On that day, the second howitzer was dragged into the perimeter, so the Nungs and Marines both guarded the perimeter of Ngok Tavak.Infantry protection was provided by the 1st and 2nd Nung platoons, which held the east side of the garrison, while the suspect Montagnard CIDG soldiers guarded the east entrance.Overlooking them were some Marines of Battery D, 2nd Battalion.