Oklahoma Highway Patrol issues Blue Alert in connection with July 4 ambush in Texas. Benjamin Hanil Song, considered armed and dangerous, on Texas' 10 Most Wanted.

"During this attack, an Alvarado Police Officer was shot and wounded," according to the FBI notice. "On July 9, a federal arrest warrant was issued for Song in the United States District Court, Northern District of Texas,

Benjamin Hanil Song, a former Marine reservist, is wanted in connection with the coordinated July 4 attack, according to authorities.