 Unable to enter the Citadel, the two battalions established their night positions outside the southeast wall of the Citadel.PAVN forces blocked the 1st and 4th Battalions of the regiment, operating to the southeast, as they attempted to reinforce the units in Huế.The 1st Battalion encountered the 810th Battalion which had been deployed to block the eastern approaches to the new city, running low on ammunition Captain Phan Ngoc Luong, the commander of the 1st Battalion, retreated with his unit to the coastal Ba Long outpost, arriving there with only three eight-round clips per man for their World War II vintage M1 Garand rifles.