New Yorkers awoke to the rumble of subway trains for the first time in four days on Thursday and the death toll continued to rise from the former hurricane Sandy, one of the biggest and most devastating storms ever to hit the United States.Lines formed at gas stations amid fuel shortages around the U.S. Northeast and emergency utility crews struggled to reach the worst hit areas and restore power to millions of people.At least 82 people in North America died in the superstorm, which ravaged the northeastern United States on Monday night, and officials said the count could climb higher as rescuers searched house-to-house through coastal towns.More deaths were recorded overnight as the extent of destruction became clearer in the New York City borough of Staten Island, where the storm lifted whole houses off their foundations.Authorities recovered 15 bodies from Staten Island. Among those still missing were two boys aged 4 and 2 who were swept from their mother’s arms by the floodwaters, the New York Post reported. In all, 34 people died in New York City.In hard-hit New Jersey, where oceanside towns saw entire neighbourhoods swallowed by seawater and the Atlantic City boardwalk was destroyed, the death toll doubled to 12.New Jersey favourite son Bruce Springsteen, along with Jon Bon Jovi and Sting, will headline a benefit concert for storm victims Friday night on NBC television, the network announced.Sandy started as a late-season hurricane in the Caribbean, where it killed 69 people, before smashing ashore in the United States with 80 mph (130 kph) winds. It stretched from the Carolinas to Connecticut and was the largest storm by area to hit the United States in decades.