SAS sniper kills ISIS executioner moments before he kills 12

A British sniper took out a feared ISIS executioner as he prepared to murder several hostages by shooting a fuel tank on his back and incinerating him. The SAS marksman fired a single round from his Barrett .50 calibre sniper rifle at the terrorist, who was about to use a flame thrower to kill 12, from 1,500m. The bullet hit the flame thrower's fuel tank and caused a huge fireball, also killing three other ISIS members who were ready to film the execution.
Read more: http://www.dailymail.co.uk/news/article-3783943/SAS-sniper-kills-ISIS-executioner-moments-kills-12-hostages.html?source=Snapzu