The July 4 attack is just one in a series of recent attacks against federal immigration officers. On Monday, July 7, U.S. Border Patrol agents in the Rio Grande Valley fatally shot a Michigan man who launched an attack at their McAllen facility before dawn.

Have you seen Benjamin Song? State and federal agencies have issued a Blue Alert for a suspect who allegedly shot a Texas police officer during the attack of a U.S. Immigration and Customs Enforcement (ICE) detention facility on July 4.

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.