大象传媒

Between them, China and the US are responsible for about 40% of the world's climate emissions. So the pair of them ratifying the Paris accord is a huge step towards putting the accord into effect. But did President Obama go too far when he said a few days later that this was the best time ever to be born? Also in this programme/podcast: Saudi Arabia and Iran get into a war of words over the haj; Turkey drives so-called Islamic State away from the Syrian border; and the heat gets turned up in the US presidential race - but why is Mr Putin getting mentioned so much?
Photo: President Xi of China hands over a document ratifying the Paris climate accord, watched by President Obama
Credit: Reuters