Retaliation against the chemical weapons attack in Syria may briefly relieve western guilt over the country’s tragedy and may also boost US President Donald Trump’s self-image, but it cannot be a substitute for a policy, argues FT deputy editor, Roula Khalaf.<br /><br />► Subscribe to FT.com here:http://bit.ly/2GakujT<br /><br />► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />► Read Moscow thanks UK for helping Putin win landslide vote in Russia: http://on.ft.com/2pthnNt<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
