They pistol-whipped a worker and waved a weapon at a cashier’s face, he said.

“There is no money,” Augusto said he told them. “Go home.”

Stashed away nearby was the 12-gauge shotgun he bought decades ago and said he had never used since a test-fire. He reached for it when he sensed one of the men was about to shoot, and pulled the trigger once.

“I hoped after the first shot they would go away,” he said.

When they didn’t, continuing to menace his employees, he fired again, and again.