Footage of the fire that engulfed Fort McMurray in Alberta, Canada earlier this week, forcing the evacuation of thousands of people. <br /><br />A State of Emergency has reportedly been declared in Alberta, with fears the blaze could destroy a large proportion of Fort McMurray city. <br /><br />More than 80,000 residents have been forced to flee and more than 1,000 buildings have so far been razed.
