Conservative super PACs targeting blue-state Democrats

Democrat John Tierney might normally be a shoo-in for reelection in his deep-blue Northeast Massachusetts district. But a well-funded outside group is trying to change that.

The YG Action Fund, a super PAC funded almost entirely by Las Vegas casino magnate Sheldon Adelson and his wife, has unleashed an ad campaign this month attacking Tierney in starkly personal terms for his wife’s legal troubles and his denials of wrongdoing.  More…