Police attended the scene at 3.03am Friday 17 February 2017 where a man had been found with serious injuries at the bottom of the steps on Dame Judi Dench Walk, Lendal Bridge in York.
The 25-year-old man from London has been taken to LGI where he remains in a critical condition.
Lendal Bridge is currently closed whilst police conduct an investigation to determine the full circumstances of the incident.
Anyone who witnessed anything which would be helpful to the investigation is asked to contact police on 101, select option 1 and speak to the Force Control Room. Please quote reference 12170027352.Last modified: February 17, 2017