Authorities are stepping up security at the headquarters of an international Jewish organization in Brooklyn after a mentally ill man wandered inside and stabbed a student in the head. Police shot and killed the man.

An emotionally disturbed man stabbed an Israeli student in the head at an international Jewish organization in Brooklyn early Tuesday, then was shot and killed by a police officer after lunging at him with a knife, authorities said.

Mayor Bill de Blasio on Wednesday urged his fellow Democrats to articulate a clear progressive message and reject the “safe” campaign themes that he said doomed them in this month’s midterm elections.

Mayor Bill de Blasio announced Wednesday that his administration has met its goal of enrolling more than 53,000 children in full-day prekindergarten classes.

NEW YORK— Anti-hunger advocates are calling on Mayor Bill de Blasio to serve breakfast as part of the regular school day at New York City public schools.The advocates said Thursday that only 35 percent of the students who qualify for free or reduced-...

New York City is preparing to end its ban on cellphones in schools, dooming an industry that sprang up near dozens of schools where teens could park their phones in a van for a dollar a day.

A stepped-up screening program that checks the temperature of travelers arriving from West Africa is starting at New York’s Kennedy International Airport.

The family of a man who died after being placed in a police chokehold has filed a notice of claim to sue New York City, the Police Department, and six individual police officers for $75 million.