Nvidia’s share price fell as markets reacted to a spying scandal involving Jensen Huang, the American chipmaker’s boss. The firm’s board said it was investigating reports that Mr Huang had a romantic relationship with a woman suspected of spying for China.

The Iran war eroded crude stockpiles, pushing countries and companies to refill tanks and create new, more accessible storage.

The world is on course for its hottest year on record as the planet is hit with warming from climate change and El Niño, scientists have told BBC News.