It was not clear where the four men were ultimately headed. In addition to attending immigration court, migrants often go to 630 Sansome St. for routine check-ins with ICE. In recent months, ICE has arrested people at these check-ins, too.

San Francisco activists said they will continue protesting against the Trump administration's aggressive immigration enforcement after a confrontation with federal officials turned violent this week.

Videos captured by protesters and journalists showed violent clashes between federal officers and demonstrators outside the downtown San Francisco immigration court.