Torrential rainfall, heavy flooding and furious winds, including tornadoes, hit the east coast from New York to Maryland on Wednesday night, resulting in at least 17 deaths and forcing New York Mayor Bill de Blasio to declare a state of emergency in the city as the remnants of Hurricane Ida tore through the area. Stay Connected Forbes on Facebook: http://fb.com/forbes Forbes Video on Twitter: http://www.twitter.com/forbes Forbes Video on Instagram: http://instagram.com/forbes More From Forbes: http://forbes.com