A 52-year-old day care worker allegedly stabbed five people, including three baby girls no more than a month old, at an overnight facility in Queens early Friday, and cops say they found a butcher knife and meat cleaver at the scene. A 3-day-old girl and a 1-month-old girl were stabbed in the stomach; a 20-day-old girl had a laceration to her ear, chin and lip. All are in critical but stable condition, authorities said. Two other people, a father of a child at the day care and another woman who worked there, were also stabbed at the Flushing center just...