WhatsApp targeted by hackers

One-and-a-half billion WhatsApp users have been urged to download the latest updates, to tackle a security flaw that allowed users to be spied on. Newshour speaks to a British lawyer and victim of the spyware and the Citizen Lab researcher, John Scott-Railton, who has investigated it. Also: Newshour is in India covering the elections and we hear the latest from Sudan on the five pro-democracy protestors shot dead.