Colorado is one of nearly twenty states putting together a kind of cooperative health care purchasing program. It’s called an exchange, and it’s starting under the recent health care overhaul often called "Obamacare". Enrollment starts in October and it could mean big changes for Native Americans in Colorado. Aspen Public Radio’s Elise Thatcher recently spoke with Ernest House Junior. He’s Executive Director of the Colorado Commission of Indian Affairs. House started by explaining what health care options Native Americans have now.