US President Donald Trump. Photo: Reuters

Trump impeachment: key Republican senator to vote against further witnesses, signalling early end to trial

  • ‘There is no need for more evidence to prove something that has already been proven’ but does not constitute impeachable offence, Senator Alexander said
  • Democrats hoped former national security adviser John Bolton could have testified that military aid to Ukraine was tied to investigation of Joe Biden
Topic |   Donald Trump impeachment
US President Donald Trump. Photo: Reuters
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