`` On the other hand , the campaign was also a reminder of Gingrich 's weakness , including a self-confidence that tips over into hubris and a lack of discipline . Former House speaker announces he 's suspending campaign . Gingrich leaves campaign trail $ 4.3 million in debt . Comment: Gingrich 's campaign peaked with early win in South Carolina .
Former House speaker announces he 's suspending campaign . Gingrich leaves campaign trail $ 4.3 million in debt . Comment: Gingrich 's campaign peaked with early win in South Carolina .