Trump adviser Roger Stone on the biggest political 'dirty trick' of all time | Four Corners

Roger Stone, a longtime ally of US President Donald Trump and adviser to his 2016 presidential campaign, has been charged with making false statements and witness tampering, according to a grand jury indictment made public by US Special Counsel Robert Mueller's office. He maintains his innocence. In this Four Corners interview with Sarah Ferguson he talks about his relationship with Donald Trump. For more from ABC News, click here: www.abc.net.au/news/ Follow us on Twitter: twitter.com/abcnews Like us on Facebook: facebook.com/abcnews.au Subscribe to us on YouTube: ab.co/1svxLVE Follow us on Instagram: instagram.com/abcnews_au

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