https://thinkprogress.org/russia-probe-white-house-official-311b95e0cf84
"The Washington Post reports that the accelerating investigation into the Trump campaign’s potential collusion with Russian officials “has identified a current White House official as a significant person of interest.” The focus coincides with “overtly active phase, with investigators shifting from work that has remained largely hidden from the public to conducting interviews and using a grand jury to issue subpoenas"."
