A new poll confirms people's unhappiness with the American health care system. The Associated Press found fewer than half of Americans say the country's health care system is generally handled well. Nearly 8 in 10 say they are at least moderately concerned about getting access to quality health care when they need it. With us now is Orange-County based doctor Dung Trinh. He's a medical missionary and co-founder of MdDAO, a new health care organization.