AT least 57 people have died in America's bone-chilling 'bomb cyclone' as the deadly storm continues to pummel the nation. As of Monday night, the winter whiteout had killed at least 57 people across 12 states, NBC News reported. County Executive Mark Poloncarz said that many of the victims died from heart problems while shoveling or blowing snow. He said it is "not the end yet" and labelled the blizzard "the worst storm probably in our lifetime." But when they will reach us is still to be determined.”The winter storm has caused widespread travel chaos across the nation.