Ryan Louis Mosqueda, a 27-year-old gunman, opened fire at a US Border Patrol building before being killed. He was reported missing from Weslaco, Texas.

Ryan Louis Mosqueda, 27, opened fire on a US Border Patrol station at McAllen International Airport in Texas, injuring three before being shot dead by authorities. He was reported missing hours earlier and had weapons in his car.

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,