WASHINGTON — President-elect Donald Trump's choice of Matt Gaetz — a Florida congressman who was recently the target of an FBI investigation — to be the next attorney general of the United States sent shockwaves through the Justice Department on Wednesday. "OMG," said one current senior DOJ official. A second department official called the selection “truly stunning” and a third labeled it “insane.” Gaetz, who was the subject of a federal sex trafficking investigation that ended without charges, has been a fierce Trump supporter and has regularly attacked both the Justice Department and the FBI, including calling for the bureau...