Authorities are searching for Song in connection with an attack outside a U.S. Immigrations and Customs Enforcement detention facility in Texas on July 4.

Benjamin Hanil Song, a former U.S. Marine Corps reservist, is wanted in connection with a July 4 ambush that left a police officer wounded outside an ICE detention facility.

Authorities have issued a Blue Alert for Benjamin Hanil Song, wanted in a North Texas ICE facility ambush on July 4 that wounded an officer.