Sprint announced it will cut the monthly rate plan in half for AT&T and Verizon Wireless customers who switch to Sprint beginning Friday, Dec. 5.Read more at http://m.kshb.com/1vYAuMq Cell phones are seen on display at the Sprint Nextel cell phone store on October 16, 2012 in Miami, Florida. Japan's Softbank announced it will buy a 70 percent stake in the U.S. mobile carrier Sprint Nextel for about $20 billion.