Electricity explains why some have gas, some don't - Article Photos 4/7

A National Guard member prepares to put gas in a vehicle as people, in background, line up for free gas in the Jamaica neighborhood in the Queens borough of New York, Saturday, Nov. 3, 2012, in the wake of Superstorm Sandy. Trucks are being provided by the U.S. Department of Defense at the direction of President Barack Obama and are being deployed in coordination with the New York National Guard at the direction of the governor. (AP Photo/Craig Ruttle)