Incoming! Airport workers' disbelief as 'UFO' trailing blue smoke flies over the runway
Workers stopped what they were doing to crane their necks to the sky
Object spotted speeding through atmosphere, with plume of blue smoke
Commentators online believe it could be a rocket or missile launch
By JOHN HUTCHINSON FOR MAILONLINE
Airport workers were left scratching their heads after spotting what looked like a giant UFO in the sky.
The incredible footage, believed to have been filmed at Miami Airport, led to those on the tarmac whipping out their camera phones to snap the strange phenomenon.
'Check that out, woah, it's going to hit the plane,' shouts one man, as the strange blue shape moves through the sky. Read more >>