G20 Summit: What's There to Cheer About?

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The G20 Summit: Leaders of some of the world's most important economies head to Brisbane, Australia this weekend to discuss global growth. The slowdowns in China and Europe are set to top a diverse agenda, but geopolitical tensions could detract from the economic message. The BBC's chief business correspondent Linda Yueh speaks to Sam Walsh, chief executive officer of the commodities giant Rio Tinto, about why he's optimistic about the outlook for global commodity prices. Plus, Jeremy Wagstaff, Thomson Reuters chief technology correspondent for Asia wonders about technology that allows us to wirelessly charge our gadgets. Will it ever take off?