Newcastle City police are looking to speak with a man described as being "of Aboriginal/Torres Strait Islander appearance, aged in his 20s, with dark/reddish curly hair and a beard" after an assault on board a train in Newcastle last year.
Police say a 21-year-old man boarded a train at Metford Station in September and, during his journey, dropped a headphone to the ground. When he leant down to retrieve it, police say an unknown man stood up and punched him in the head.
The 21-year-old man contact police and their inquiries are ongoing.
Police released a CCTV image on Monday, which shows a man who they say may be able to assist with their inquiries.
He was wearing a red, white and black hooded jumper, green camouflage cargo pants and white sneakers.
Anyone with information which may assist police is urged to contact Crime Stoppers on 1800 333 000.
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