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,

A man was killed after an exchange of gunfire with U.S. Customs and Border Protection agents in southern Texas, according to the Department of Homeland Security.

Ryan Louis Mosqueda, 27, was killed after opening fire on federal and local law enforcement, officials said. Investigators have not determined a motive.