When Omarosa Manigault-Newman, a star villain on Donald Trump’s reality TV show The Apprentice, worked in the Trump administration last year, other senior staffers—even some more senior than she was—feared her. And when she was ousted from the administration—in what White House officials described at the time as a “ruckus”—there was widespread relief that one of Trumpworld’s most vengeful figures was no longer around. But Omarosa is, if nothing, known for second acts. And, once more, she’s sparking headaches inside the administration. Her new book UNHINGED: An Insider’s Account of the Trump White House, is being viewed as an act...