***UPDATE*** Fox 5 reports that the boy, a Dalton student, jumped to his death. He opened a window in a dance studio on the 11th floor and then plunged to his death. The boy's brother is also a student at Dalton.
ABC is reporting that a 17-year-old male has died after falling of the roof at the prestigious New York City prep school Dalton. Police won't say whether the teen is a student. Check back for more information soon.