 Britain's London Luton Airport suspended all flights until 1400 GMT on Wednesday after a car fire set off a wider blaze that led to the partial collapse of one of its multi-story car parks. Luton is Britain's fifth busiest airport after Heathrow, Gatwick, Stansted and Manchester, and it had 13.3 million passengers in 2022, according to the Civil Aviation Authority. There were no fatalities in the fire, reported to emergency services late on Tuesday. Each flames swept through the structure located a short distance from the airport terminal .4 firefighters and a member of airport staff were taken to hospital to be treated for mild smoke inhalation but have since been discharged.