(Updates with number of injured, airport closed, changes dateline)
PALERMO, Sicily, Sept 24 (Reuters) - At least 20 people were slightly injured on Friday when an Airbus A300 of the Italian airline Wind Jet swerved off the runway while landing at Palermo airport in bad weather, firefighters said.
The 143 passengers evacuated the plane on inflatable chutes. The injured suffered minor scratches and bruises, they said.
Aviation officials said the airport would be closed for several hours. (Editing by Tim Pearce)
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