ALVARADO, Texas — New videos obtained by WFAA show the frantic police response after an Alvarado Police officer was shot in the neck in an attack prosecutors describe as a coordinated ambush outside an Immigration and Customs Enforcement (ICE) detention center on the Fourth of July.

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 is accused of shooting an Alvarado police officer during an attack on the Prairieland Detention Center.

You've probably gotten a statewide Blue Alert issued by the Texas Department of Public Safety, but what exactly is a Blue Alert? An alert was sent Wednesday night after the FBI said Benjamin Hanil Song allegedly shot an Alvarado police officer at a North ...