SUPER BOWL VICTORY PARADE: Watch the parade and rally for the Denver Broncos live on CBS4 and CBSDenver.com, with coverage starting at 11 a.m. (Full Story)

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4G In Denver Among The BestAsk anyone how their cellphone works and you'll probably get an earful. Cell companies are constantly working on improving networks, but there are still gaps. And now they're touting new 4G service. So CBS4's Alan Gionet wondered, what is 4G?

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