Is Climate Change to Blame for Record Heatwave?

Scientists warn that climate change is contributing to record heatwaves. Tens of thousands have fled their homes as fires advance in California. It follows similar destruction from blazes in Europe.

Also in the programme: final rallies are held in Zimbabwe ahead of a general election there; and the Pope accepts the resignation of a cardinal in the United States accused of abusing children.

(Photo: About 500 building structures have been destroyed by the Carr fire in California. Credit: Getty Images)