In a press release today, U.S. wireless carrier Sprint announced Denver, Colorado and Bridgeport, Connecticut as the 69th and 70th markets to be covered by its next-generation WiMAX network. “With Sprint 4G, wireless customers will experience faster mobile downloads, video chat capabilities and turbo-charged Web browsing – all on the first wireless 4G network from a national carrier,” writes Sprint. If you’re located in the Denver or Bridgeport areas, and rocking a Sprint 4G device, let us know what kind of data speeds you’re seeing.