As Terri Schiavo clings to life, the political fallout from the divisive and emotional case is starting to descend. Where it will settle, though, is unclear.WASHINGTON - Over a roller-coaster week, the Terri Schiavo case demonstrated both the political gains religious conservatives have achieved over the last generation and the challenges they still face in building a consensus for their agenda. The aggressive intervention by President Bush and congressional Republicans in the conflict underscored their commitment to social conservative causes, while the muted, hesitant response from most Democrats highlighted their uncertainty about handling "values" issues after the 2004 election.Described by...