An abandoned stretch of roadway that snakes through a mountainous region of Pennsylvania known as "Graffiti Highway" is now getting covered in dirt after a reported spike in crowds during the coronavirus pandemic. Pennsylvania State Route 61 has been closed since 1993 due to damage from an underground mine fire in the nearby town of Centralia, about 60 miles northeast of the state capital of Harrisburg. The pavement on the roadway eventually was covered with graffiti, which then became its own tourist attraction. In recent weeks, though, as the coronavirus pandemic has swept the nation, closing schools and forcing people...