Definitely a fire, yes, but also definitely an intentional one. Look at the images others have posted in the thread: <a href="http:&#x2F;&#x2F;imgur.com&#x2F;FTFgz5U" rel="nofollow">http:&#x2F;&#x2F;imgur.com&#x2F;FTFgz5U</a>. It has a flare at platform level sticking out one side.