A 21-year-old man was slashed in the head in Liverpool city centre.
Due to the incident last night Water Street was sealed off between Covent Garden and The Strand, while police taped off the road, cycle lane and pavement area.
Officers were called at about 7.25pm after it was reported a young man had suffered "lacerations" to the head.
Police believe the 21-year-old was walking with another man towards The Strand when a "fight broke out"
He was taken to hospital, where his injuries were deemed to be non life-threatening.
Officers said the second man escaped unharmed and walked to Convent Garden towards Tithebarn Street.
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Pictures from the scene last night showed a forensics team on the ground working within the cordon, while traffic was being diverted.
Police are believed to have interviewed people at the scene who may have witnessed the incident as well.
Detective Inspector Phil Atkinson said: “It is believed the man was in the company of another male and they were walking down towards the Strand when a fight broke out. The second male is believed to have walked off down Convent Garden towards Tithebarn Street.
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“Enquiries are ongoing to establish what has led up the incident and I would appeal to anyone who was in the area of Water Street at around 7.25pm last night who saw anything or has any information to get in touch.”
Anyone who witnessed the incident or has any information which could assist the investigation is asked to DM @MerPolCC or @CrimestoppersUK quoting reference 20000691418.
