Superstorm Sandy deaths reach 157 overall , including at least 88 in the U.S. Nearly a half-million New York City customers are still without power . The New York City Marathon is still scheduled for Sunday . Remembering the victims . -- A new study finds that more than half of all Americans have been exposed to some level of radiation from natural sources such as nuclear plants and other sources.
Superstorm Sandy deaths reach 157 overall , including at least 88 in the U.S. Nearly a half-million New York City customers are still without power . The New York City Marathon is still scheduled for Sunday . -- A new study finds that more than half of all Americans have been exposed to some level of radiation from natural sources such as nuclear plants and other sources.