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?

More From CBS Denver

Weather App
CBS4 Hiking Weather Forecast Page

Listen Live

AM/FM Stations

Featured Shows & Multimedia