The House recently passed the most far-reaching gun control legislation in years. But the push for universal background checks is expected to fail. Colorado has been living with such regulations for years. As part of our Across America partnership, we traveled to KUNC in Greeley, CO and looked at the state's existing gun laws, new proposals and how the battle for the Second Amendment is playing out at the state level around the country.Want to support 1A? Give to your local public radio station and subscribe to this podcast. Have questions? Find us on Twitter @1A