A man has been arrested on suspicion of attempted murder after a car was driven on to the pavement in central London in the early hours of Christmas Day.
Four people were taken to hospital after the incident on Shaftesbury Avenue, with one said to be in a life-threatening condition.
Metropolitan Police officers were called to reports of a crash and a car driving on the wrong side of the road at 12.45am.
The 31-year-old driver of the car has been arrested on suspicion of attempted murder, police confirmed.
Police say the incident has been confirmed as isolated and is not terror related.
Shaftesbury Avenue is a major road in London's West End, considered the heart of the city's theatre district.
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Deputy Assistant Commissioner Stuart Cundy said the force "responded quickly" and arrested a man "within minutes".
"It's believed that the suspect was involved in an altercation at a nightclub prior to getting in his car and mounting the pavement," he added.
Officers are appealing for anyone with information relating to the incident to get in touch.