We’re still learning more about the chaotic scene that unfolded in South Burlington Wednesday night. Here’s what we know right now.

A chaotic, daylong standoff between federal immigration agents and protesters unfolded in South Burlington, Vt., on Wednesday.

Two women and a man were taken into federal custody around 5:30 p.m. as hundreds of onlookers outside the Dorset Street home yelled and blew whistles, then surrounded the agents’ vehicles for more tha...