President Zelensky has criticised international aid efforts - as floodwaters force tens of thousands of Ukrainians to abandon their homes. We hear a boat's eye view of the impact of yesterday's dam collapse on the city of Kherson.

Also on the programme:

An uphill task in Iowa for Mike Pence as the former US Vice President confirms he's challenging Donald Trump for next year's Republican nomination.

And the schools being forced to close for good because of London's pupil shortage.