Mueller SC investigation of the Russia collusion hoax. Which of the top Obama Admin officials were aware the Brits disowned Steele? When did Rosenstein and Mueller learn of it? I think Mueller, Rosenstein and others have at least one more testimony to give, this one to the Grand Jury.
https://thehill.com/opinion/white-house/446050-did-brits-warn-about-steeles-credibility-before-muellers-probe-congress