Work continues to recover after cyber attack hit Heathrow, Berlin and Brussels airports

Passengers in the arrivals hall at Heathrow Terminal 5 in London. Picture: Maja Smiejkowska/PA
Passengers at Heathrow could face another day of disruption after a cyber attack affected several major European airports.
In the UK, terror law watchdog Jonathan Hall KC said it was possible state-sponsored hackers could be behind the attack on Collins Aerospace, which operates check-in and boarding systems.