(AP) -- The massive storm that started out as Hurricane Sandy slammed into the East Coast and morphed into a huge and problematic system, killing at least 74 people in the United States. Power outages now stand at more than 5.1 million homes and businesses, down from a peak of 8.5 million. Here's a snapshot of what is happening, state by state:
Patience is tested again as residents weather another long stretch without power in a state where outages have become a political issue after repeated storms. Deaths: 3. Power outages: 378,000, down from a peak of more than 620,000.
Governor lifts state of emergency and authorizes National Guard to continue cleanup support. Shelters close. Deaths: none. Power outages: 1,700, down from more than 45,000.
SEASIDE HEIGHTS, NJ - OCTOBER 31: Waves break in front of a destroyed amusement park wrecked by Superstorm Sandy on October 31, 2012 in Seaside Heights, New Jersey. At least 50 people were reportedly killed in the U.S. by Sandy with New Jersey suffering massive damage and power outages. Credit: Getty Images
The last remnants of Sandy drop more snow in the mountains on top of a foot that already fell. Deaths: none. Power outages: 3,000.
Amtrak's Downeaster resumes service. Governor sends forest rangers to New York City to help with recovery there. Deaths: none. Power outages: 3,300, down from more than 90,000.
Residents return to polls after storm forced cancellation of early voting for two days. Deaths: 3. Power outages: 33,600, down from 290,000.
Storm shifted a dead whale that had been left to rot on the shoreline to a spot where scientists can now recover the bones before it is buried. Deaths: none. Power outages: 46,000, down from 400,000.
Cargo shipping on the Great Lakes resumes after high waves subside. Deaths: none. Power outages: 35,000, down from 154,000.
Surprise "microburst" from vestiges of storm topples pines onto lake cottages. Trick-or-treating postponed to Sunday. Deaths: 1. Power outages: 33,000, down from 210,000.
NEW YORK, NY - OCTOBER 31: The remains of burned homes (Bottom L) are surrounded by water with the Manhattan skyline in the distance after Superstorm Sandy on October 31, 2012 in the Breezy Point neighborhood of the Queens borough of New York City. Over 50 homes were reportedly destroyed in a fire during the storm. At least 50 people were reportedly killed in the U.S. by Sandy. New York City was hit especially hard with widespread power outages and significant flooding in parts of the city. Credit: Getty Images
President Barack Obama takes aerial tour of devastation on delicate but popular barrier islands. Debate rages about whether to rebuild on them. National Guard delivers food and water to people in flooded Hoboken. Deaths: 14. Power outages: 2 million, down from 2.7 million.
New York City subways set for partial reopening a day after traffic chokes streets with cars of people trying to get to work. Two of three major airports start limited flights. It could be days before power is fully restored. Deaths: 30, including 22 in New York City. Power outages: 1.6 million, down from 2.2 million.
Sea search continues for the captain of a tall ship that sank. Deaths: 2. Power outages: mostly restored.
Cleanup begins after another day of steady rains and gusty winds that led to flood warnings along Lake Erie. Deaths: 2. Power outages: 147,000, down from more than 250,000.
Utility crews struggle to restore power in state where most damage was driven by wind, not water. Deaths: 11. Power outages: 612,000, down from 1.2 million.
Power outages and impassable roads mean some residents may not be able to return home for days in some coastal communities. Deaths: none. Power outages: 35,000, down from more than 122,000.
An American flag flies from the front yard of a house in a flood damaged area October 30, 2012 in the Breezy Point area of Queens in New York that was hit hard by Hurricane Sandy. The death toll from superstorm Sandy has risen to 35 in the United States and Canada, and was expected to climb further as several people remained missing, officials said. Officials in the states of Connecticut, Maryland, New York, New Jersey, North Carolina, Pennsylvania, Virginia and West Virginia all reported deaths from the massive storm system, while Toronto police said a Canadian woman was killed by flying debris. Credit: AFP/Getty Images
Elizabethton businesses close off a street and cover sidewalks for trick-or-treaters as snow falls in mountainous areas. Deaths: none. Power outages: minimal.
Amtrak works to restore service to the state after tracks were damaged in other areas. Deaths: none. Power outages: mostly restored, down from more than 10,000.
National Guard winds down most recovery operations. U.S. Navy sends three Virginia-based ships toward the Northeast in case they're needed. Deaths: 2. Power outages: 29,000, down from more than 180,000.
Early voting resumes after being shut down for two days, and hours are extended. Federal workers return, National Mall reopens. Deaths: none. Power outages: mostly restored, down from 25,000.
Last remnants of Sandy drop more snow; some areas have seen nearly 3 feet. Eight buildings collapse in Nicholas County; no injuries reported. Deaths: 6. Power outages: 190,000, down from about 271,000.