India PM says those behind Delhi attack 'will not be spared'

Indian officials say at least twelve people have now died in Monday's car explosion in Delhi. Reports in the Indian media say that investigators suspect a Delhi-based Kashmiri doctor was in the driver's seat. There's also been an explosion near a crowded courthouse in neighbouring Pakistan today.Also in the programme: voting is underway in Iraq to choose a new parliament as both Iran and the US vie for influence; the new research that suggests that speaking more than one language could delay the ageing process; and we speak to this year's Booker Prize winner. (Picture: Security personnel and members of the forensic team work at the site of an explosion near the historic Red Fort in India. Credit: REUTERS/Adnan Abid)