Joseph Ward of Lisbon, N.Y. says that Sen. Hillary Rodham Clinton (D-N.Y.) got a hospital to absorb the cost of his son's bone marrow transplant when insurance would not cover it.

This ad featuring Ward, Clinton's latest TV ad of the '08 race, is her second focusing solely on healthcare, a major issue in Clinton's campaign. Clinton released her first healthcare ad in September to outline her plan for universal healthcare; click here to see it.