Emergency vehicles fill the street at the site of a helicopter crash in Manhattan, New York, the United States, June 10, 2019. A helicopter crashed into the roof of a skyscraper in midtown Manhattan in New York City Monday afternoon, local media reported. (Xinhua/Wang Ying)

Photo taken on June 10, 2019 shows the building which a helicopter crashed in Manhattan, New York, the United States. One person was killed after a helicopter crashed onto the roof of a skyscraper in Midtown Manhattan of New York City Monday afternoon, according to media reports. (Xinhua/Wang Ying)

Fire fighters walk on the street near the building where a helicopter crashed in Manhattan, New York, the United States, June 10, 2019. One person was killed after a helicopter crashed onto the roof of a skyscraper in Midtown Manhattan of New York City Monday afternoon, according to media reports. (Xinhua/Wang Ying)