AT&T Chairman, CEO and President Randall Stephenson,addresses a news conference in New York, Monday, March 21, 2011. AT&T Inc. said Sunday it will buy T-Mobile USA from Deutsche Telekom AG in a cash-and-stock deal valued at $39 billion that would make it the largest cellphone company in the U.S. (AP Photo/Richard Drew)

Photo by: Richard Drew

AT&T Chairman, CEO and President Randall Stephenson,addresses a news conference in New York, Monday, March 21, 2011. AT&T Inc. said Sunday it will buy T-Mobile USA from Deutsche Telekom AG in a cash-and-stock deal valued at $39 billion that would make it the largest cellphone company in the U.S. (AP Photo/Richard Drew)