The political brief

One Planet Summit: How France's Macron became 'Mister Climate'

President Emmanuel Macron positions himself as the world leader on climate change as Paris hosts the One Planet Summit - but how strong are his green credentials? Also, France's conservative Les Républicains party has a new leader, but after less than a week on the job, Laurent Wauquiez is already scrambling to keep the opposition party united. Plus Marine Le Pen's National Front party is placed under formal investigation over alleged fake jobs at the European Parliament.