🔗 Share this article A Pair of Detentions Following London Heathrow Irritant Spray Incident The assault caused the temporary closure of the CTA tunnel and the Terminal 3 parking area. An additional two individuals are now in custody related to a theft at London's Heathrow Airport in which 21 people sustained injuries by a substance believed to be an irritant spray, according to police. A man, 24, was taken into custody in Lambeth for suspected theft and assault and a woman, 23 was detained for suspected conspiring to commit a robbery. Both individuals remain in custody, authorities confirmed. The arrests follow an investigation into an assault at the multi-level parking garage at Terminal 3 this past Sunday. Prior to the attack, a pair of female travelers were robbed of their suitcases after getting out of a car park lift. A toddler aged three was among the those hurt in the event. Five people were taken to the hospital for medical care and have since been released. Police arrested a 31-year-old man on suspicion of robbery and assault close to the location. He was subsequently released pending further inquiries while inquiries continue. Authorities were alerted at about 8:10 in the morning GMT following reports of several people hurt by an irritating chemical believed to be pepper spray. The attack - which police said was isolated and not considered an act of terror - resulted in delays to rail services and the temporary shutdown of the Central Terminal Area tunnel and the T3 car park for a short time.