A man looks out of a window at the Barclays bank headquarters in Canary Wharf in east London. Britain's Serious Fraud Office said Friday it would formally investigate a bank rate-fixing scandal which ... more 

A man looks out of a window at the Barclays bank headquarters in Canary Wharf in east London. Britain's Serious Fraud Office said Friday it would formally investigate a bank rate-fixing scandal which has prompted three Barclays executives to quit and dented London's reputation as a top financial centre less