New South Africa President Promises to Fight Corruption

South Africa's new president Cyril Ramaphosa has been sworn in today, vowing to fight corruption. But will he be able to turn his country's fortunes around?
The economist Roger Bootle goes head-to-head with Sir Vince Cable, the leader of the Liberal Democrat party in the UK, to debate the latest developments in the Brexit negotiations.
We look at why are some Snapchat users unhappy with the recent re-design. Plus - is it possible to ban workplace relationships?
And we visit Sweden, where people are discovering the benefits of ice skating to work.

Presenter Vivienne Nunis with Alexis Goldstein in the Washington and David Moser in Beijing.