TREASURE ISLAND, Fla. — Showing no signs of letting up, Mitt Romney and Barack Obama are doubling down on claims the other would threaten seniors’ golden years.
Both campaigns sharpened their critique of the other’s Medicare policies in recent days and planned to intensify them yet again on Sunday, as the already acrimonious race for the White House reached a new level. Romney’s running mate, Rep. Paul Ryan of Wisconsin, on Saturday told seniors here on Florida’s western coast that he…
