Gaza, Ukraine, Iraq and Syria - President Obama facing another long, hot and potentially angry summer. Ed Luce, the FT's chief US commentator, talks about the challenges Obama is facing to regain his popularity.<br /><br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br />Subscribe to the Financial Times on YouTube; http://goo.gl/vUQx5k<br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes