A classified State Department assessment concluded in 2018 that Ukraine’s former Prosecutor General Yuri Lutsenko—who is at the center of the impeachment inquiry of President Trump—had allowed a vital potential witness for Special Counsel Robert Mueller, Konstantin Kilimnik, to escape from Ukraine to Russia, beyond the reach of the United States, after a federal grand jury in the US charged Kilimnik with obstruction of justice. When Lutsenko arranged for Kilimnik to slip across the border, he eliminated the last likely possibility for the American people to learn the truth.
