In order to provide comparability with the results of other US wireless carriers, all financial amounts are in US dollars and are based on accounting principles generally accepted in the United States (“GAAP”). T-Mobile USA results are included in the consolidated results of Deutsche Telekom, but differ from the information contained herein as, among other things, Deutsche Telekom reports financial results in Euros and in accordance with International Financial Reporting Standards (IFRS).For more information, please visit http://www.T-Mobile.com. T-Mobile is a federally registered trademark of Deutsche Telekom AG. For further information on Deutsche Telekom, please visit www.telekom.de/investor-relations. Cautionary Language Regarding Forward-Looking Statements This press release contains certain forward-looking statements that are based on Crown Castle management's current expectations. Such statements include plans, projections and estimates regarding (i) the timing of closing of the contemplated T-Mobile tower transaction (“Contemplated Transaction”), (ii) funding and financing of the Contemplated Transaction, (iii) the impact of the Contemplated Transaction and related debt financing on Crown Castle’s financial and operating results, including site rental revenue and gross margin and adjusted funds from operations (including on a per share basis), (iv) tenant capacity and growth opportunity of the T-Mobile towers, and (v) the nature and attributes of the US wireless market. Such forward-looking statements are subject to certain risks, uncertainties and assumptions, including prevailing market conditions and other factors. Should one or more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual results may vary materially from those expected. More information about potential risk factors that could affect Crown Castle's results is included in our filings with the Securities and Exchange Commission. The term "including," and any variation thereof, means "including, without limitation."