May 21, 2013 11:15 PM

Sprint sweetens offer for Clearwire, says it will negotiate with Dish Network

Sprint Nextel Corp. on Tuesday opened its wallet a bit wider to gain full control of its longtime wireless network partner Clearwire Corp. and the valuable airwaves it owns. The Overland Park-based company also said Tuesday it would open its financial books for Dish Network Corp. and negotiate with the company on its buyout offer.

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