A federal law enforcement source told CBS News that local police arrested eight people. The official said some of those apprehended were wearing body armor.

The suspects allegedly dressed in black “military-style clothing” and shot fireworks at an Immigrations and Customs Enforcement facility near Alvarado, Texas, about 27 miles south of Fort Worth on

Since then, acting U.S. Attorney for the Northern District of Texas Susan Larson provided more details about an attack that occurred around 11 pm on July 4 at the ICE Prairieland Detention Center in Alvarado, Texas. The facility, which opened in 2017, is owned by the City of Alvarado, operated by LaSelle Corrections and has a 707-bed capacity.