In a secret interview, Rep. Adam Schiff, leader of the House Democratic effort to impeach President Trump, pressed former United States special representative to Ukraine Kurt Volker to testify that Ukrainian officials felt pressured to investigate former Vice President Joe Biden's son Hunter as a result of Trump withholding U.S. military aid to Ukraine. Volker denied that was the case, noting that Ukrainian leaders did not even know the aid was being withheld and that they believed their relationship with the U.S. was moving along satisfactorily, without them having done anything Trump mentioned in his notorious July 25 phone conversation...