U.S. special envoy to Ukraine resigns amid impeachment inquiry

The U.S. special envoy for Ukraine, Kurt Volker, resigned Friday amid a formal impeachment inquiry of President Donald Trump and his dealings with the Ukraine government, according to two people with knowledge of the matter.
Rudy Giuliani, Trump’s personal lawyer, said Thursday that Volker had encouraged him to speak to Ukrainian officials regarding former Vice President Joe Biden and his son Hunter Biden.
In the complaint that sparked the impeachment inquiry, a whistleblower sa