They came with guitars, hand-painted cardboard, and stories that broke the air wide open. Robert De Niro’s voice shook as he called Trump an existential threat, while Jane Fonda read a widow’s words that turned a political rally into a public mourning. Bruce Springsteen answered with a protest anthem, stitching together the names of the dead with the promise that “this is still America,” a place where no president is supposed to rule like a king.