AT&T reveals plans to expand 4G LTE expansion into 50 new markets

AT&T plans to roll out 4G LTE in at least 50 additional markets by the end of this year. AT&T 4G LTE currently covers more than 225 million people and 370 markets, and with this expansion by the end of 2013, coverage is expected to expand to nearly 270 million people and more than 400 markets….