https://thinkprogress.org/michael-cohen-flips-on-trump-05d9cedfd024/
"Sources who spoke with ABC News Thursday afternoon said Cohen, who pleaded guilty to eight criminal charges in August, has spoken with Special Counsel Robert Mueller multiple times over the past month, for several hours each time. The sources said the men discussed topics including Trump’s financial and business dealings in Russia and collusion between the Trump campaign and Russian officials — the focus of Mueller’s ongoing investigation."
