UN climate report will be 'massive wake-up call'

Available for over a year

As wildfires burn in Greece, California and Russia, climate scientists are releasing a report on how global warming will change the world in the coming decades. Also the latest from Afghanistan: - we'll hear from one of the provincial capitals that's fallen to the Taliban's remarkable advance. And the Tokyo Olympics bow out with a spectacular closing ceremony attended by no audience. So what are we left with after the two weeks of sport?