Toxic waste from Bhopal gas leak factory removed after 40 years

Three hundred and thirty-seven tonnes of toxic waste stored for decades at India's defunct Union Carbide factory have been moved out of the city of Bhopal. The material has been transported to an incineration plant in Pithampur in the state of Madhya Pradesh. It is the final stage in clean-up efforts since a toxic gas leak more than 40 years ago. Ishan Garg reports.