US election funding

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The big splurge on US election campaign spending for Barack Obama and Mitt Romney. Lesley Curwen talks to Bob Biersack, from the Centre for Responsive Politics about where the money is coming from. And ex-pat British worker Stephanie Green describes the business culture of Singapore. Plus technology commentator Jeremy Wagstaff of Reuters examines how smart-phones have evolved to their current shape and size. (Image copyright AFP/Getty)