A woman stabbed three infants and two adults at a day care in Queens before turning the blade on herself early Friday morning, according to law-enforcement officials.
NY reports that authorities say the stabbings happened just before 4 a.m. Friday.
The three day and one-month old girl were reportedly stabbed in the stomach while a 20-day-old girl had a laceration to her ear, chin and lip. One woman suffered multiple stab wounds to the torso, while a man received a stab wound to the leg.
Police have not filed charges pending the investigation. A butcher's knife and meat cleaver were found at the scene.
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The unidentified woman, age 52, who also stabbed two adults in the predawn incident in the borough of Queens, was in stable condition, Juanita Holmes, assistant chief of patrol for the New York City Police Department, said at a news conference.
A police officer stands guard at the house were five people were stabbed overnight is seen in NY.
The woman suspected of the attack was discovered bleeding and unconscious in the basement, police said.
A motive for the stabbings hasn't been determined.
It was not immediately clear whether the day care was licensed, police said.
Police said earlier that the suspect attacked two baby girls and a baby boy, leaving one of the girls in a serious condition.
The house were five people were stabbed overnight is seen in NY.