Officials said the gunman fatally shot himself after his attack, which set off a chaotic scene that rippled out into the heart of Manhattan during rush hour.

NEW YORK, NY - Multiple people have been killed, including one officer, after gunfire erupted in Midtown Manhattan on Monday afternoon, police sources told FOX 5 New York. Here's a live update on what's happening in New York. All time stamps are based on East Coast times. Four people were shot and killed in Midtown Manhattan on Monday.