Sign up to FirstFT: http://on.ft.com/1QNrh3b<br /><br />Nalini Sivathasan has Tuesday’s top stories from around the world, including Bill Gates saying Apple should co-operate with the FBI, mining group BHP Billiton slashing its dividend and 10m people in Delhi losing their water supply.<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