As Adam notes, incumbents should take Rep. Allan Mollohan's loss of his primary as a shot across the bow but there are 13 members it should terrify. Mollohan was one of the 14 Democrats who voted for Bart Stupak's amendment in November and for health care reform on final passage. Republicans are targeting this group, accusing them of flip flopping on abortion; the GOP even has a website called Stupak's Sellouts. Already Michigan's Stupak has announced he's retiring, as has Dave Obey, the powerful Appropriations Committee Chairman from Wisconsin. The National Republican Congressional Committee singled out Mollohan, the group's first...