 Whereas previously a full-scale assault was expected, as Nui Dat's defences were strengthened an attack against an isolated company or battalion was considered more likely.Other possibilities included skirmishes or ambushes during routine patrolling, or an attempt to interdict a resupply convoy from Vũng Tàu.By the end of July, a large VC force had been detected by SAS patrols east of Nui Dat, near the abandoned village of Long Tân.