If impeachment hearings do occur, it will be because Gingrich and his lieutenants favor them, not because Barr does.
Barr favors impeachment hearings and he hopes they will occur.
mnli hypothesis: Barr favors impeachment hearings and he hopes they will occur. premise: If impeachment hearings do occur, it will be because Gingrich and his lieutenants favor them, not because Barr does.