“British police have arrested a man and a woman at London’s Heathrow airport as part of an investigation into travel to Syria in support of ‘alleged terrorist activity’.
Police say the pair, both 26 years old, were arrested on Tuesday evening (local time) after arriving on a flight to Heathrow and taken to a police station in central London where they remain in custody.”
Source:Suspected terrorists arrested at Heathrow – ABC News (Australian Broadcasting Corporation)