Two days after the January 6 attack on the US Capitol, President Donald Trump's top military adviser, Joint Chiefs Chairman Gen. Mark Milley, single-handedly took top-secret action to limit Trump from potentially ordering a dangerous military strike or launching nuclear weapons, according to "Peril," a new book by legendary journalist Bob Woodward and veteran Washington Post reporter Robert Costa. Woodward and Costa write that Milley, deeply shaken by the assault, 'was certain that Trump had gone into a serious mental decline in the aftermath of the election, with Trump now all but manic, screaming at officials and constructing his own...