Nine people are in critical condition after two passenger trains collided in central England, killing one of the drivers.

At least one person was killed and dozens more were injured after two trains collided north of London on Friday, British officials said.

A rare red extreme heat warning has been issued in the West Midlands, with the region also covered by a red health warning from the UK Health Security Agency (UKHSA), as National Rail urges passengers

Train passengers across the UK are suffering major disruption as operators slash services in response to hot weather. The industry is preparing for issues caused by extreme temperatures, such as

Many train services have been cancelled on Wednesday and Thursday due to the extreme heat, with passengers urged to avoid non-essential travel in areas covered by the warning. It comes after passengers on a Stevenage to Moorgate service were stranded in north London on Tuesday when a Great Northern train broke down.

All Avanti West Coast trains from Glasgow Central to London Euston have been cancelled after a "danger to life" warning was issued amid the UK heatwave, with temperatures set to hit 38C. Check if your train is running.

Two passenger trains collided north of London on Friday, snaring commutes as several train lines were closed while emergency services responded.

A train driver killed in a crash in south-eastern England passed a red signal moments before the collision, investigators said on Wednesday. Shaun Burton, 60, died when the train he was driving hit the back of a stationary train run by the same operator.