Deputies fatally shot a 73-year-old man who fired at them outside a home Friday afternoon, according to the Monroe County Sheriff's Office.

The shooting happened at 118 Bayview Isles Drive about 1 p.m.

When deputies arrived, a witness said Robert Parlette Jr. was behind the house with a gun, police say. The deputies walked behind the house and he shot at them.

They fired back, hitting Parlette in the chest. He was transported to Mariner's Hospital, where he was pronounced dead.

The Florida Department of Law Enforcement is investigating.