The Long Island incident happened around 1:10 p.m. Wednesday, July 27 in the town of North Hempstead.
Nassau County Police say officers responded to a call for police assistance at 10 Terrace Court in the hamlet of Albertson for a 70-year-old woman who was attacked by a dog.
Officers entered the yard and attempted to render aid to the woman who "was being viciously attacked by a dog," according to police.
Upon entry of the yard, a 7-year-old pit bull aggressively charged the officers, said police.
One officer "discharged his weapon and subdued the threat, killing the pit bull," said police.
The woman was pronounced dead at the scene.
The victim has now been identified as Marina Verriest, who resided at the house at 10 Terrace Court in Albertson.
The investigation is ongoing.
Click here to follow Daily Voice Rye and receive free news updates.