London airspace's closure leads to massive flight disruptions

London's airspace, one of the world's busiest travel routes, was temporarily closed on Friday due to a computer failure, causing severe disruptions in domestic and international flight operations.......

Volcanic ash causes havoc again; flights cancelled

Ash clouds from a new surge in Icelandic volcanoes caused fresh travel chaos in major European air routes shutting down key airports with Air India cancelling its Heathrow bound flights from Delhi......