nduch it. oumptoms of this strain include brvere stomach cramps and fever. norah, the youngest victim in this outbreak is just three >>ars old. >> o'donnell: all right, jamie, thank you. tonight, a key figure at the center of the impeachment nquiry might be willing to tell what he knows about the back story behind the pressure campaign in ukraine. nancy cordes on why everyone rents to hear from president trump's former national security .dviser john bolton. >> ambassador bolton abruptly meded the meeting. >> reporter: over the two weeks ep hearings, his name kept coming up. >> ambassador bolten had looked pained. >> this drug deal, as bolton called it. >> reporter: john bolton broke a lto-month silence today, wnnouncing that his twitter tccount had just been liberated after being suppressed unfairly in the aftermath of his resignation as national security adviser. in a series of cryptic tweets, e suggested the white house had done it out of fear. >> so did you guys freeze his account? t? no, of course not. of course not.