The final farewell? Revenge on Russia

The verdict is unanimous: US president Barack Obama and every US intelligence service agree that Russian president Vladimir Putin has run a sophisticated intelligence operation designed to disrupt American democracy and elect Donald J Trump. The lone dissenter? Trump himself.
Obama vows that the United States will respond at a time and in a manner of its choosing. He has, at this writing, one month to strike back. Tick. Tick. Tick.