That's the role the president briefly assumed Thursday when he climbed into the driver's seat of a Mack 18-wheeler parked on the South Lawn of the White House. Trump, who wore an “I Love Trucks” button on his lapel, tried his best to emulate a truck driver: He enthusiastically pumped his fists, made a series of facial expressions that lit up the Twittersphere, and excitedly tooted the big rig's horn at least six times.
