A wall divides Berlin. All telephone lines between East and West have been cut. Except for one as Jack Fleming finds out. From a telephone booth on Potsdamer Platz one can speak to East Berlin. A mysterious Herr Teltow, high ranking East German intelligence person, warns Fleming that a killer is waiting for President Kennedy. JFK will visit West Berlin on the 26th of June 1963. Fleming will accompany the president as his Berlin advisor. Kennedy dismisses...