NewsFactor - Wireless operator Sprint (NYSE: FON) is adding to its mobile phone portfolio with a handheld for globetrotters that operates on both leading wireless network standards.{br}{br}View the Entire Article (http://us.rd.yahoo.com/dailynews/rss/tech/*http://story.news.yahoo.com/news?tmpl=story2&u=/nf/20050225/bs_nf/30690){br}