Citing statistics that show African-Americans, Hispanics and other ethnic groups lag badly behind whites in all areas of health care, the U.S. government and American Public Health Association said today they were joining forces to do something about it. “Despite all the progress we have made in health care …. too many people are still left behind in our system,” Surgeon General Dr. David Satcher, assistant secretary of the Health and Human Services Department, told a news conference.