In particular, Manafort will have to answer for his work as the PR manager and lobbyist of former Ukrainian President Viktor Yanukovych, TSN reports.

Read alsoNYT: Paul Manafort, who once ran Trump campaign, surrenders to F.B.I.According to one of the charges, Manafort earned money in Ukraine, while not paying taxes in the U.S. However, the FBI focused on him, first of all, due to Russia's possible meddling into U.S. election.

As UNIAN reported earlier, Paul Manafort and his business associate Rick Gates received tens of millions of dollars in income as a result of work in Ukraine. They illegally used the money to purchase luxury goods for themselves and their families, as well as real estate for millions of dollars, goods and services, and financing of other expenses. Manafort and Gates were put under house arrest after their refusal to admit their guilt.