Sprint, Clearwire and SoftBank anticipate that the transactions will close in early July 2013, subject to the remaining closing conditions.About Sprint Nextel Sprint Nextel offers a comprehensive range of wireless and wireline communications services bringing the freedom of mobility to consumers, businesses and government users. Sprint Nextel served more than 55 million customers at the end of the first quarter of 2013 and is widely recognized for developing, engineering and deploying innovative technologies, including the first wireless 4G service from a national carrier in the United States; offering industry-leading mobile data services, leading prepaid brands including Virgin Mobile USA, Boost Mobile, and Assurance Wireless; instant national and international push-to-talk capabilities; and a global Tier 1 Internet backbone. The American Customer Satisfaction Index rated Sprint as the most improved company in customer satisfaction, across all 47 industries, during the last five years. Newsweek ranked Sprint No. 3 in both its 2011 and 2012 Green Rankings, listing it as one of the nation’s greenest companies, the highest of any telecommunications company. You can learn more and visit Sprint at www.sprint.com or www.facebook.com/sprint and www.twitter.com/sprint. About Clearwire Clearwire Corporation (NASDAQ: CLWR), through its operating subsidiaries, is a leading provider of 4G wireless broadband services offering services in areas of the U.S. where more than 130 million people live. The company holds the deepest portfolio of wireless spectrum available for data services in the U.S. Clearwire serves retail customers through its own CLEAR ® brand as well as through wholesale relationships with some of the leading companies in the retail, technology and telecommunications industries, including Sprint and NetZero. The company is constructing a next-generation 4G LTE Advanced-ready network to address the capacity needs of the market, and is also working closely with the Global TDD-LTE Initiative to further the TDD-LTE ecosystem. Clearwire is headquartered in Bellevue, Wash. Additional information is available at http://www.clearwire.com. About SoftBank SoftBank was established in 1981 by its current Chairman & CEO Masayoshi Son and has based its business growth on the Internet. It is currently engaged in various businesses in the information industry, including mobile communications, broadband services, fixed-line telecommunications, and portal services.