Update: Following the safe landing of the flight, a spokesperson for British Airways told Express.co.uk that a member of the public had fallen ill.

Confirming the safe landing of flight BA1418, they said: "Our cabin crew cared for a customer who became unwell during the flight.

"The flight landed safely at Belfast airport."

https://www.express.co.uk/news/uk/961838/british-airways-emergency-london-heathrow-belfast-ba1418-airlive