June 28, 2012 | 09:21
T-Mobile USA chief executive Philipp Humm resigned Wednesday, six months after a planned merger of the telecom group with AT&T fell apart.
December 20, 2011 | 07:46
AT&T Inc. is bowing out of its $39 billion bid to buy smaller wireless provider T-Mobile USA after the U.S. government raised concerns that it would raise prices, reduce innovation and give customers fewer choices.