Federal law enforcement officials on Monday said 11 suspects are facing indictment in connection with a July Fourth holiday attack at an ICE detention

Eleven people are facing charges over a “planned ambush” that led to an officer being shot outside an Immigration and Customs Enforcement detention facility in Alvarado, Texas, last week, federal officials announced Monday.

ALVARADO, Texas (AP) — Ten people have been arrested on attempted murder charges in connection with a shooting outside of a Texas immigration detention center that wounded a police officer, where people in black military-style clothing fired at authorities in a “planned ambush,” a U.S. attorney said.