A firefighter surrounded by smoke
Media playback is unsupported on your device
Video

'Debris was flying everywhere'

A man who was on a bus near the scene of a building collapse in New York City says he heard a "massive" explosion that shook the bus he was on.

New York City emergency crews are responding to reports of an explosion and building collapse.

A man who was on a bus near the scene says he heard a "massive" explosion that shook the bus he was on.

Shane Kennedy told BBC News that the air was thick with smoke and ash, and he saw debris "flying everywhere".