By Jonathan Stempel and Sruthi Ramakrishnan (Reuters) - Sprint Nextel Corp on Monday said it has sued Dish Network Corp to block its tender offer for Clearwire Corp, on the eve of a key deadline in a takeover battle that also includes Japanese mobile carrier SoftBank Corp. The lawsuit filed on Monday in Delaware Chancery Court accuses Dish of trying to "fool" and "coerce" Clearwire shareholders into tendering their shares, and rejecting Sprint's competing effort to buy the 49.8 percent it did not already own of the wireless broadband provider. ...

TOKYO (Reuters) - New York-based hedge fund company Third Point said it had raised its stake in Japan's Sony Corp and asked for an opportunity to present its proposal to Sony's board for a partial spin-off of the company's entertainment unit. The move comes after Third Point, a $13 billion hedge fund founded by billionaire investor Daniel Loeb, last month proposed that the struggling electronics maker conduct an initial public offering for its profitable music and movie business, saying it could boost Sony's share price by as much as 60 percent. ...

By Jim Finkle BOSTON (Reuters) - A U.S. security expert says he has identified ways to remotely attack high-end surveillance cameras used by industrial plants, prisons, banks and the military, something that potentially would allow hackers to spy on facilities or gain access to sensitive computer networks. Craig Heffner, a former software developer with the National Security Administration who now works for a private security firm, said he discovered the previously unreported bugs in digital video surveillance equipment from firms including Cisco Systems Inc, D-Link Corp and TRENDnet. ...

By Tom Hals (Reuters) - Google Inc has settled a shareholder class action lawsuit that clears the way for the company to issue a new class of nonvoting stock, giving the company a currency for acquisitions that would not dilute the founders' control. The online search engine leader had planned to issue Class C shares as a dividend to investors. A shareholder, the Brockton Retirement Board, sued and claimed the plan gave the founders, Sergey Brin and Larry Page, added control without paying for it. ...

(Reuters) - Verizon Communications Inc is looking to enter Canada's cellular telephone business, potentially fulfilling the government's hopes of having a fourth major wireless company, the Globe and Mail reported on Monday. Verizon could look at taking over a smaller player in Canada, such as Wind Mobile, and participating in a new wireless spectrum auction, the newspaper reported citing two industry sources familiar with the situation. (http://link.reuters. ...

(Reuters) - Video streaming service Netflix Inc is beefing up its original programing menu through a multi-year deal with DreamWorks Animation SKG Inc, the maker of movies such as Shrek, Madagascar and Kung Fu Panda. DreamWorks said the deal, which involves 300 hours of new programing, is a cornerstone of a major initiative to expand its television production and distribution. The agreement is Netflix's largest for original programing, the companies said in a statement. ...