From January to May 2017, James Comey moved from covert scheming to open warfare against the incoming president — misleading Congress, trapping Michael Flynn, renewing surveillance on Trump, and leaking to spark the Mueller probe. Thus far, James Comey’s activities have been largely confined to his duties, however corrupt, within the FBI, or inward-looking. From January 2017 onward, his activities become dramatically darker, arguably illegal, and more forward-looking. On January 5, 2017, a bit more than two weeks before Inauguration, Obama met with Biden, James Comey, John Brennan, James Clapper, Susan Rice, and Assistant Attorney General Sally Yates in the...