Is Obama's candidacy in trouble?
The overall delegate count still favors him, but that could change if the uncommitted superdelegates get spooked:
A Clinton comeback was looking far-fetched. But operatives in both parties were buzzing about that possibility Saturday following the revelation that Sen. Barack Obama (D-Ill.) told wealthy San Franciscans that small-town Pennsylvanians and Midwesterners “cling to guns or religion” because they are “bitter” about their economic status.