Authorities say a 27-year-old man was killed after opening fire at a U.S. Border Patrol facility in McAllen, Texas.

Two officers and one Border Patrol employee were injured, including one shot in the knee, a federal spokesperson told USA TODAY. The gunman died.

A man with a rifle and tactical gear was shot dead by police after he opened fire at a Border Patrol facility in Texas on Monday morning, the Department of Homeland Security (DHS) has said. Two officers and a border patrol employee were injured in the attack,