Another judge put a hold on the deportation of noncitizens under the Alien Enemies Act (or tried to; the Trump administration was less than fastidious in implementing his order). Trump called for the impeachment of this “Radical Left Lunatic of a Judge, a troublemaker and agitator,” prompting a rare public rebuke from Chief Justice John Roberts.

President Trump's seeming defiance of the courts is testing federal judges' power to enforce their own rulings. Legal experts Ankush Khardori and Mark Joseph Stern reveal how Trump could prevent judges from forcing him to comply.