The United States’ former envoy to Ukraine told congressional investigators neither country’s officials were concerned about anything in the July 25 phone call between President Donald Trump and Ukrainian President Volodymyr Zelensky until a campaign of leaks alleging abuse of power began surfacing in late August. Far from the media-fed narrative of officials being physically shaken by the call, Kurt Volker told lawmakers no one had expressed any concern to him about it, or about later allegations that requests for Ukraine’s help in corruption investigations was improper.