President Donald Trump departs O'Hare International Airport after speaking at the International Association of Chiefs of Police Annual Conference and Exposition on October 28 in Chicago. AP /Evan Vucci
President Donald Trump departs O'Hare International Airport after speaking at the International Association of Chiefs of Police Annual Conference and Exposition on October 28 in Chicago. AP /Evan VuccShow more

Impeachment trial: the US political system is about to be tested in an extraordinary way