People across the US are reporting a 'mysterious fog' that they believe is making them sick within minutes of exposure.

Storm Blair careens its way across the Central and Eastern United States, airlines are scrambling to provide passengers on flights affected by the storm with alternative options and travel waivers.

A thick, 'mysterious' fog has descended upon a wide swath of the US, sparking fears of another 'Operation Sea Spray.' In 1950 ...