NEW : at least three in About 578,000 states without power after snow , ice storm . NEW : at least three of utility workers flood storm-damaged states to fix lines . Philadelphia ( CNN ) -- `` We 're very content , '' suburban U.S. couple say despite no power . Central Philadelphia to remain cold , but next storm unlikely to cause major problems .
NEW : at least three in About 578,000 states without power after snow , ice storm . NEW : at least three of utility workers flood storm-damaged states to fix lines . `` We 're very content , '' suburban U.S. couple say despite no power . Central Philadelphia to remain cold , but next storm unlikely to cause major problems .