Air traffic control company Nats said it is restricting the number of aircraft flying across the south of England and those taking off from airports due to technical problems at its Swanwick control centre in Hampshire.
More top news
China's President is the country's most powerful ruler in decades, but who is Xi Jingping and how did he become so powerful?
David Clarke has been charged with false imprisonment and possession of a sawn-off shotgun and a samurai sword, along with other charges.
It remains in Britain's hands whether it ends up with a good deal, no deal or no Brexit at all, according to the European Council president.