Sprint's new CEOMichel Combessaidthe wireless carrierneeds to get bigger to take on Dallas-based AT&T.And that's why, he said,its merger with T-Mobile should be an easy sell for regulators and a win for consumers. "The acquisition of Time Warner by AT&T supports our case," he said in an interview with The Dallas Morning News. "The acquisition of Time Warner by AT&T supports our case," he said in an interview with The Dallas Morning News. "After this merger, AT&T is even bigger at its scale, which means we are really facing now competition that is very, very strong and if we want to be able to continue to fight against those companies, we need scale."