Webterminal 1 at kennedy airport in new york was closed to air traffic on thursday, causing lengthy delays for passengers and scrambling flights at one of the. Webnew york city's john f. Kennedy international airport (jfk) will reopen its terminal 1 for limited operations on saturday, after it remained closed on friday due to. Weba failed tech update grounded flights, knocked banks offline and media outlets off the air across the world early friday — with travelers at jfk and laguardia. Weba power outage at a john f. Kennedy international…