Everyone expects Congress to change the Affordable Care Act, but no one knows exactly how.
The uncertainty has one group of people, the homeless, especially concerned. Many received health coverage for the first time under Obamacare; now they're worried it will disappear.
Joseph Funn, homeless for almost 20 years, says his body took a beating while he lived on the street.
Now, he sees nurse practitioner Amber Richert fairly regularly at the Health Care for the Homeless clinic in Baltimore.