U.S. motorists will see the highest gasoline prices in seven years when they hit the roads this Memorial Day weekend, the traditional start of the summer driving season, as fuel demand surges alongside coronavirus vaccination rates. Further, some areas of the country, such as Washington, D.C., are still seeing a high percentage of gas station outages, after the nation’s top fuel pipeline temporarily shut down earlier this month. Retail gasoline prices are at about $3.04 a gallon on average nationwide, the most expensive since 2014, data from the American Automobile Association showed. And after a year of lockdowns to curb the coronavirus pandemic, tens of millions of American road-trippers are expected to be stung by those prices: More than 34 million Americans are expected to take to the highways between […]