Daily Caller Kevin Daley Sept. 21, 2017 Excerpt: The request is likely connected to Mueller’s ongoing investigation of Paul Manafort, the former Trump campaign chairman on whom the inquiry is intensely focused. Manafort commissioned the firm to prepare a report defending Yanukovych’s prosecution of his chief political antagonist, Yulia Tymoshenko, for corruption. Other lobbyists retained by the Yanukovych regime burnished the report as part of a strategy to assuage concerns about Ukraine’s human rights record in western capitals. The firm’s lead attorney on the project was Gregory Craig, who served as White House Counsel during the Obama administration. More... Skadden Under Scrutiny In Mueller Probe | The Daily Caller Why the Greg Craig debacle matters - POLITICO
Here is a somewhat more detailed version of the story https://www.nytimes.com/2017/09/21/us/politics/law-firm-faces-questions-for-ukraine-work-with-manafort.html