Records show a paper trail to what is being called a "smear campaign" against an ex-US envoy to Ukraine.Read more
The US ambassador to the EU, Gordon Sondland, points the finger at Republicans in his testimony.
Rudy Giuliani has been accused of trying to dig up dirt on the Democratic presidential hopeful, Joe Biden, in Ukraine.
This week's Profile is the tale of two Rudys: a divisive figure fighting for his - and Donald Trump’s - political life. And a man who united his nation in its darkest hours. Presenter: Becky Milligan Producer: Neal Razzell