Watch shocking moment brave police officer stops car driving wrong way on M1 with head-on crash
This is the shocking moment a brave police officer made a split-second decision to stop a motorist careering the wrong way down the M1 - by colliding with the car head on.
The incident took place on Monday night (Jan 18) on the M1 South at the South Yorkshire border.
Police had received reports of a car coming the wrong way down the carriageway.
One brave officer stopped a trail of oncoming traffic before preparing to stop the car.
The officer made a "split second" decision to prevent injuries to those behind him, police said.
Video footage shows the car heading at speed towards the police vehicles.
A head-on crash is captured in harrowing scenes as the car is stopped by the officer.
West Yorkshire Police Roads Policing Unit tweeted: "So this happened last night, M1 south at the South Yorks border.
"Report of a car coming the wrong way on the motorway.
"Our brave colleague stopped the oncoming traffic to face this and made a split second decision to prevent injuries to those behind him."
The officer's quick thinking has now been praised on social media.
One user said: "Bravo.
"I hope all involved are all okay."