Part of a high-rise residential building in New York City collapsed on Wednesday morning, leaving a corner of the structure in a pile of rubble. AdvertisementThe city’s fire department said it had no immediate reports of injuries. It said it was responding to a report of a gas explosion that collapsed an incinerator shaft in the 20-storey building in the Bronx. Video from the scene shows a high-rise with one corner collapsed from the ground floor to the roof. Videos by nearby residents showed a cloud of dust billowing over the block moments after the collapse, which happened around 8.10am.