Unexpectedly high US gasoline stockpiles dragged crude oil prices down to near $50 a barrel, pushing energy stocks to a seven-month low and weighing on the broader US stock market, says Robin Wigglesworth. <br /><br />► Subscribe to FT.com here: http://on.ft.com/2eZZoLI<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
