An emergency vehicle outside Heathrow Terminal 3 (Image: PA)

Here's a round-up of the incident at Heathrow Airport's terminal three multi-storey car park on Sunday morning.

A man has been arrested on suspicion of assault after number of people were attacked with "a form of pepper spray" by a group of men at a car park at Heathrow Airport, police said.

Metropolitan Police officers were called at 8.11am on Sunday to reports multiple people had been assaulted at the multi-storey car park at Terminal 3.

A group of men are said to have fled the scene.

London Ambulance Service (LAS) said 21 people were affected by the "pepper spray" incident. Five were taken to hospital.

LAS said: "We were called today at 8.04am to reports of an incident at Heathrow Airport. We sent a number of resources

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