Flash Briefing: Facebook caught cheating (again); KKR tipped for ASDA; Eskom plunderers attacked; Buffett's share buybacks

Facebook is in trouble again, this time after an investigation by the Wall Street Journal revealed it is harvesting deeply personal material from people who don’t even have an account with Mark Zuckerberg’s creation. US private equity group KKR is being tipped as the likely buyer of Walmart’s British supermarket chain Asda after the UK’s Competitions and Markets Authority spiked its proposed £7bn merger with Sainsbury. Warren Buffett, the world’s most successful investor, was in the news over the weekend after disclosing that for the first time in decades Berkshire has started buying back its own shares. In South African related news, president Cyril Ramaphosa last night accelerated the process of recovering plundered state resources by establishing a Special Tribunal chaired by Judge Gidfonia Makhanya.