► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />A long dark Monday for the UK’s currency<br /><br />The FT’s Katie Martin discusses how London mayor Boris Johnson’s support for the UK to leave the EU has thrown fuel on the fire for the British pound<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
