🔗 Share this article Two Detentions in the Aftermath of London Heathrow Irritant Spray Incident This incident resulted in the partial closure of the CTA tunnel and the Terminal 3 parking area. Two more people are now in custody related to a robbery at Heathrow Airport where 21 people sustained injuries by a substance believed to be an irritant spray, as stated by police. A 24-year-old man, was arrested in the Lambeth area on suspicion of theft and assault and a woman, 23 was arrested for suspected conspiring to commit a robbery. Both individuals remain in custody, the force said. The arrests come after a probe into an assault at the multi-storey car park at Terminal 3 on Sunday. Before the incident, two women were robbed of their suitcases after getting out of a parking garage elevator. A three-year-old girl was among the those hurt during the incident. Five people went to hospital for medical care and have since been discharged. Police detained a man in his thirties on suspicion of robbery and assault close to the location. He has since been released pending further inquiries while inquiries continue. Police were alerted at approximately 8:10 in the morning GMT following reports of several individuals hurt by an irritating chemical thought to be an irritant spray. The attack - an event that authorities stated was a standalone incident and not considered an act of terror - caused train delays and the partial closure of the main airport tunnel and the T3 parking facility for a short time.