Katie Martin, head of FastFT, highlights what to watch for in the markets on Wednesday, including a quiet mood on the markets, even as political stress hits the South African rand<br /><br />► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes