Mueller is investigating a $150,000 payment a pro-Russian oligarch made to the Trump Foundation during the campaign

Alex Wong/Getty Images The special counsel Robert Mueller is reportedly probing a $150,000 donation a pro-Russian Ukrainian oligarch made to the Trump Foundation in September 2015. The oligarch, Victor Pinchuk, made the donation after then-candidate Donald Trump gave a 20-minute speech at a European conference that promoted closer ties between Ukraine and the West. The donation was reportedly solicited by Trump's personal lawyer, Michael Cohen, whose offices were raided by the FBI as part of a s...