Why are central banks still worried about inflation?

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As Eurozone inflation lowers to 2.8% in June, heads of the US and European central banks have said inflation isn't beaten yet. We look at why top bankers are still worried about inflation and what's actually driving it. Also on the programme we speak to one of the Gulf's oldest oil companies about why the Gulf oil industry will have to build back better to secure supply chains. And as one of California's own becomes a trillionaire, the state prepares to vote on taxing exactly that kind of wealth. PHOTO: REUTERS/Pedro Rocha