Today, we hear what you need to know about the upcoming Colorado caucuses, including the fact that many Coloradans who'd like to participate won't be able to because of the rules over how and when voters needed to register. Then, survival expert Cat Bigney, who grew up in the West, says her upbringing prepared her for "The Great Human Race," a new show on The National Geographic Channel that forced her to live as our ancestors did millions of years ago. And, new recordings mean the Colorado Symphony grabs a global audience.
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