CHICAGO -- Twenty years after 3G was first introduced in the United States, paving the way for a new generation of mobile apps, the network is officially being phased out. AT&T is set to pull the plug ...
NEW YORK (AP) — AT&T Inc. said Monday that if its deal to buy T-Mobile USA goes through, T-Mobile subscribers with '3G' phones will need to replace those to keep their wireless broadband service ...
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