Donald Trump has told reporters at the
White House that
John Bolton, his former national security advisor and a potential key witness at his upcoming
Senate impeachment trial, “knows nothing” about the
Ukraine quid pro quo scandal, an apparent attempt to dismiss the significance of any testimony he might give before Congress.Senate leader Mitch McConnell has said he is prepared to push on with the trial without having first agreed a deal on new witnesses and evidence with opposition
Democrats, as House speaker
Nancy Pelosi urges him to publish a resolution outlining the rules of engagement “immediately”.