Heathrow Airport erupted into chaos after a pepper spray attack during a suitcase robbery in Terminal 3 car park, leaving 21 passengers including a 3-year-old toddler, treated by emergency services. The incident caused massive disruption to airport transport links, with travelers stranded for hours as authorities scrambled to restore order. The Metropolitan Police quickly responded, making a rapid arrest of a 31-year-old suspect, while a manhunt continues for the remaining perpetrators. WATCH