A rare tornado struck New York City on Saturday night as a line of fierce thunderstorms swept the region, knocking out power to thousands of homes.
With winds of more than 110 km/h, the first storm hit the borough of Queens. An equally powerful second struck Brooklyn just minutes later.
No was reportedly hurt but the extreme weather forced organisers of the US Open tennis tournament to call off play.
Police ordered the evacuation of the Arthur Ashe Stadium in Flushing Meadow shortly after the start of the men’s second semi-final.
The match between Spain’s David Ferrer and Serbia’s Novak Djokovic will resume later on Sunday followed by the women’s final. That means the men’s final will be played on Monday for the fifth year in a row.