Police have released an image of a person sought in connection with a stabbing on a bus in Thornton Heath earlier this month.
An 18-year-old was treated in hospital following the attack on a 60 bus on London Road at 4.10pm on Friday May 3.
The bus, which was travelling towards Croydon town centre, had stopped at the junction with Broad Green Avenue at the time.
Detective constable Natasha McKenna said: "I would urge anyone who recognises this person to contact Crimestoppers so that we can progress with our enquiries.
"This was a serious assault, which resulted in a young man being stabbed, so we are determined to identify the person responsible.”
Anyone with information is asked to contact Crimestoppers anonymously on 0800 555 111 quoting reference number 121820.
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