Republican presidential candidate Mitt Romney tells a crowd of 9,000 in Port St. Lucie, Fla., on Sunday that President Obama has failed to fulfill his promise to cut health care costs. (Associated Press)

Photo by: Charles Dharapak

Republican presidential candidate Mitt Romney tells a crowd of 9,000 in Port St. Lucie, Fla., on Sunday that President Obama has failed to fulfill his promise to cut health care costs. (Associated Press)