Being a swing state, Colorado sees a ton of political ads. It used to be that if you wanted to know who was behind them, you had to visit local TV stations and go through their files. That's something very few people did. Now, stations in major markets, including Denver, have to post these ad buys online. Journalism instructor Sandra Fish, of CU-Boulder, had her students use this new tool. She joined host Ryan Warner to share what they’ve discovered since August 2nd. That’s when stations had to start uploading this information.
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