LOADINGERROR LOADINGNearly a decade after “Dear Evan Hansen” put him on the theatrical map, Ben Levi Ross is moving audiences to tears with a chilling performance in a musical that, as both he and director Lear deBessonet have put it, “holds the promise and the wound of America so closely with each other, next to each other.” The Los Angeles-born actor and singer stars in the Broadway revival of “Ragtime,” now playing at Lincoln Center’s Vivian Beaumont Theater in New York. He plays a character identified by the show’s young storyteller, Little Boy (Nick Barrington), as Mother’s Younger Brother, a...