Webwire: Apple may unveil iPad 3 Mar 7; LightSquared CEO quits

Apple has scheduled a media briefing on March 7, and is widely expected to use the event to announce the latest iteration of the iPad.
Lightsquared CEO Sanjiv Ahuja has resigned in the wake of regulator FCC's decision earlier this month to block plans to deploy a 4G network using satellite spectrum. But Ahuja will retain the post of chairman.
A financial analyst group has predicted that KT may abandon a deal worth over $500 million to acquire a 20% stake in South Africa's Telkom, or seek to cut the purchase price, now that Telkom is facing a 3.25 billion rand ($431.5 million) antitrust fine for alleged abuse of market dominance.         
Russia's Sistema has threatened to invoke an India-Russia Bilateral Investment Treaty to take the Indian government into international arbitration over the cancellation of JV Sistema Shyam's 2G licenses earlier this month.
Hong Kong's PCCW will pay a 4% higher dividend for 2011, despite reporting a 16.6% decline in earnings for the year to HK$1.6 billion ($206.3 million).
The Korea Communications Commission is considering taking legal action against Google, over the changes to its privacy policy to allow it to consolidate user data across its products from March 1.
Twitter plans to start rolling out sponsored tweets from promoted accounts across the social network's official mobile clients.
A new report from the International Narcotics Control Board (INCB) accuses illegal internet pharmacies of using social media channels to market both controlled and illicit drugs to young people.