UN's Ban: Climate change 'defining issue of our time'
United Nations Secretary-General Ban Ki-moon marches with hundreds of thousands of people in New York for the international day of action on climate change. Rough Cut (no reporter narration).
President Tayyip Erdogan adamant that Turkey did not pay ransom for released hostages, but was noticeably less emphatic when asked about a prisoner exchange, saying a "swap may or may not have" taken place." Kitchener reports.
Former finance minister Ashraf Ghani was named Afghanistan's president-elect after signing a deal to share power with his opponent, ending months of turmoil over a disputed election. Jillian Kitchener reports.
MSN’s Lucy Mapstone chats to Nick Grimshaw ahead of his new job as the host of the BBC Radio 1 breakfast show. He starts the BBC Radio 1 Breakfast show on Monday 24 September, 6.30-10am. Follow the show @R1Breakfast and facebook.co.uk/R1Breakfast.