Babcock Ranch, City of The Future?

This January, the new town of Babcock Ranch will become the first city in the US to be fully solar-powered. A solar power farm is already partially in place, and will provide electricity to the town's expected 50,000 inhabitants. Other amenities include driver-less electric shuttles and a vast nature reserve.

The Russian opposition leader, Alexei Navalny, has called for a boycott of next year's presidential election after being barred from standing.

And we speak to a UN expert on how North Korea circumvents sanctions in Africa.