Editor's note: David Clark is chairman of the Russia Foundation. Clark was special adviser to former Foreign Secretary Robin Cook at the UK's Foreign and Commonwealth Office from 1997 to 2001.The opinions expressed in this commentary are solely those of David Clark.
(CNN) -- For the hotel doorman who greeted me on arrival in Kiev this week, the rain storms that have hit the Ukrainian capital served as a metaphor for a different sort of turbulence.
18:55 Putin Terms Claims of Meddling in US Elections as 'Hysteria'; Asks is US a Banana Republic13
17:46 Putin says U.S. 'hysteria' over Russia is election ploy14
18:55 U.S. fixation on Russia is election scheme, says Putin12
09:29 How Would a Contested Election Work? Five Things To Know20