The former U.S. ambassador to Ukraine told congressional investigators on Friday that she was removed from her post earlier this year due to "a concerted campaign against me," according to a transcript of her opening statement. The New York Times and The Washington Post both published the opening statement, which was given to three congressional committees hearing closed-door testimony from the former ambassador, Marie Yovanovitch. Yovanovitch said that when she was recalled to Washington from Kiev, Deputy Secretary of State John Sullivan told her that she had "done nothing wrong and that this was not like other situations where he...