WASHINGTON - FBI and Justice Department prosecutors are conducting an investigation into possible US ties to alleged corruption of the former pro-Russian president of Ukraine, including the work of Paul Manafort's firm, according to multiple US law enforcement officials.
CNN: Feds investigate Manafort firm as part of Ukraine probe

This file photo taken on April 27, 2016 shows Paul Manafort, advisor to Republican presidential candidate Donald Trump's campaign, checking the teleprompters before Trump's speech at the Mayflower Hotel in Washington, DC.