Shell and Brexit

Shell's chief executive Ben van Beurden on the impact Brexit could have on the Anglo-Dutch oil giant. Plus Latin American investor Juan Sartori on why the Olympics couldn't have come at a worse time for Brazil, amid a political and economic crisis. And the BBC's Jane O'Brien reports from Vermont in the US, where laws to label GM foods has some producers up in arms.

(Photo: Shell chief executive Ben van Beurden, Credit: Getty Images)