All three were sent to hospital for treatment, officials said. The shooting occurred at the entrance of a US Border Patrol sector annex in McAllen, Texas, near the US-Mexico border.

A 27-year-old Michigan man was shot dead by U.S. Border Patrol agents after opening fire with an assault rifle on a U.S. Border Patrol station in the southern Texas city of McAllen on Monday ...

McALLEN, Texas — A 27-year-old man was killed Monday after opening fire at a U.S. Border Patrol facility in McAllen, Texas, authorities said.

McALLEN, Texas (AP) — A 27-year-old man was killed Monday after opening fire at a U.S. Border Patrol facility in McAllen, Texas, authorities said.

Valerie Gonzalez/Associated Press McALLEN, Texas (AP) — A 27-year-old man was killed Monday after opening fire at a U.S. Border Patrol facility in McAllen, Texas, authorities said.