Health care debate risky for moderates

Sen. Blanche Lincoln woke up Monday to a new Republican attack ad labeling her a "flip-flopper" and urging Arkansas voters to press her to oppose President Obama's health care overhaul, a sign of the fight homing in on Mrs. Lincoln and a handful of other centrist Democrats as the debate moves to the Senate. Mrs. Lincoln is facing the re-election fight of her life next year. Recent polls show ...