Kyiv Mayor Vitali Klitschko expressed concern for the future of democracy in Ukraine under President Volodymyr Zelensky and pronounced himself unsurprised that support for the president is falling in the country in a series of interviews published this weekend. Klitschko, a former heavyweight boxing champion whose name has been floated as presidential candidate material for nearly a decade, lamented to the German newspaper Der Spiegel on Friday that he had not had a single phone call with Zelensky, despite being the mayor of the nation’s capital during wartime. He told the newspaper he was concerned that Ukraine would soon “no...