🔗 Share this article Two Detentions Following London Heathrow Irritant Spray Incident This incident resulted in the temporary shutdown of the Central Terminal Area tunnel and the Terminal 3 parking area. Two more people have been arrested related to a robbery at London's Heathrow Airport in which over twenty individuals sustained injuries by what is thought to be an irritant spray, according to police. A 24-year-old man, was arrested in Lambeth on suspicion of theft and assault and a 23-year-old woman was detained for suspected conspiring to commit a robbery. Both individuals remain in custody, authorities confirmed. The arrests follow a probe into an attack at the multi-level parking garage at Terminal 3 this past Sunday. Prior to the incident, two women had stolen from them their luggage upon exiting a parking garage elevator. A toddler aged three was among the injured during the incident. Five people went to hospital for treatment and were later released. Officers arrested a man in his thirties on suspicion of robbery and assault near the scene. He has since been released under investigation as the investigation proceeds. Authorities were called at approximately 8:10 in the morning GMT following reports of several people hurt by a noxious substance believed to be pepper spray. The assault - which authorities stated was isolated and not being treated as terrorism - resulted in train delays and the partial closure of the Central Terminal Area tunnel and the Terminal 3 car park briefly.