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.

The group was arrested following the shooting which took place outside the Prairieland Detention Center in Alvarado on Friday

Ten people have been charged with attempted murder in connection with a “planned” Fourth of July “ambush” at an ICE detention center in Texas, where one officer was shot