From the start of the Ukraine scandal, Marie Yovanovitch has been something of a tangent. She was related to the whole thing in that she was removed as U.S. ambassador to Ukraine while all of this was going on. The manner of her ouster was particularly ugly, with witnesses describing it as a “smear campaign.” The easy theory — and one espoused by Democrats at impeachment hearings — was that it was all because she was an obstacle to the Trump team’s efforts to secure politically helpful investigations of former vice president Joe Biden and his son Hunter.

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