https://phys.org/news/2018-08-sprint-t-mobile-merger-jobs-lost.html

The union's 128-page submission to the FCC also cites damage to competition in the wireless market and national security concerns. It claims the two companies "have not come close, by any stretch of the imagination, to providing the kind of evidence that is sufficiently rigorous and well documented" that the merger would benefit the public.

Sprint and T-Mobile have promised more jobs, lower prices and a superior advanced 5G wireless network in pitching their proposed $26 billion merger. Each carrier plans to build its own 5G service, but they say a combined effort after the merger would produce a 5G service unrivaled worldwide.