) -- The volcano in Iceland will keep flights over England grounded until Saturday morning at the earliest, say British civil aviation authorities.
The ash from the Eyjafjallajokull volcano has been spewing since Wednesday disrupting air traffic at some of the busiest airports including Heathrow in London. The ash can cause engine failure.
In addition to the U.K. closing its airspace, other countries such as Ireland, Norway, the Netherlands and Finland have shut their airports.
Britain's National Air Traffic Services says some flights could start leaving and arriving at airports in Scotland and Northern Ireland later Friday, the
About 5,000 flights were canceled Thursday, say some estimates.
-- Reported by Joseph Woelfel in New York.
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