A Blue Alert was issued on Wednesday for a man accused of shooting an Alvarado police officer during an attack at a U.S. Immigration and Customs Enforcement detention facility on July 4, according to the Texas Department of Public Safety and the FBI.

A former DACA recipient who received a green card under the Biden administration has been charged in connection with an anti-ICE attack in Alvarado, Texas.

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 suspect, a former U.S. Marine Corps reservist, is accused of joining 11 others in an organized attack against officers at the Prairieland Detention Center.

The suspect is believed to have fired two AR-15-style rifles at three officers, and his criminal complaint document says he was in the U.S. Marine Corps Reserves for five years.

Benjamin Hanil Song, 32, of Dallas, is now the 12th suspect believed to be involved in last Friday’s ambush at Prairieland Detention Center in Alvarado, Texas.

Benjamin Hanil Song is wanted for his alleged involvement in the July 4TH attack on the Prairieland Detention Center in North Texas, the Dept. of Public Safety announced late Wednesday.

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.

Federal authorities are actively searching for Benjamin Hanil Song, accused of a central role in an \"ambush\" at an ICE detention facility in Alvarado,

The suspect, a former U.S. Marine Corps reservist, is accused of joining 11 others in an organized attack against officers at the Prairieland Detention Center.

A shooter opened fire at a Border Patrol facility in McAllen, Texas, on Monday morning, a Department of Homeland Security spokesperson said.Border Patrol agents and local police helped "neutralize" the shooter,