A site area emergency was declared at the Savannah River National Laboratory after a fire triggered a radiological release

George Stewart, 83, sparked concern after going missing on Wednesday night.

The Foreign Office has issued an urgent warning that "the risk of sudden escalation is high" in the Middle East, as three of the UK's four nuclear deterrent submarines are understood to be at sea in an "unusual" deployment amid rising Middle East tensions.

A 25-year-old man has been arrested in connection with the incident on the United Airlines flight

The Met Office has issued two new yellow weather warnings for strong winds and heavy rain following Storm Boelo, affecting western England, Scotland, Wales and Northern Ireland, with gusts in excess of 70mph possible in the far north.

The aircraft took off from Seville and was headed for the UK when the emergency code was transmitted by the crew on Sunday evening (October 25)