The BBC Madrid correspondent, Tom Burridge, says on twitter that the Gibraltar border and airport as well as a nearby supermarket has been closed as the MOD begins to investigate a suspicious piece of luggage from easyJet flight EZY8902 to Gatwick airport.
Flight EZY8902 is scheduled to depart for Gatwick as late at 1500 local time (1400 UK Time)
Tom Burridge's tweet