The quote is from the article.  Here: "The Connecticut federal prosecutor is reportedly looking into a Jan. 12, 2017 article in the Washington Post by columnist David Ignatius, which said Flynn “cultivates close Russian contacts” and cited a “senior U.S. government official” who revealed Flynn had talked to now-former Russian ambassador Sergey Kislyak on Dec. 29, 2016, which was the same day President Barack Obama expelled 35 Russian officials."