Emergency crews in New York were scrambling Monday to rescue marooned residents from what authorities called the "blizzard of the century," a relentless storm that has left at least 25 dead in the state and is causing US Christmas travel chaos.<br /><br />Blizzard conditions continue to prevail in parts of the US Northeast, the stubborn remnants of a massive sprawl of extreme weather that gripped the country over several days, causing widespread power outages, travel delays and at least 47 deaths across nine states.
