The Ukrainian Prosecutor Behind Trump’s Impeachment | The New Yorkerhttps://www.newyorker.com/magazine/2019/12/23/the-ukrainian-prosecutor-behind-trumps-impeachment
Ukraine Continued: How a Crucial Witness Escaped | by Murray Waas | NYR Daily | The New York Review of Bookshttps://www.nybooks.com/daily/2019/10/08/ukraine-continued-the-key-witness-who-was-allowed-escape/