This Video Of A "Coward Punch" On A Young Man Is Truly Shocking

    Warning: Contains graphic footage.

    A man has turned himself in after ACT Police released this video of a one-punch attack in Canberra on New Year's Eve.

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    WARNING: GRAPHIC IMAGES

    The CCTV footage appears to show the victim in a tense conversation, when another man steps up and punches him on the side of the head, knocking him to the ground.

    Alcohol-fuelled violence is a huge issue in Australia at the moment. Earlier this week, 18-year-old water polo player Cole Miller was killed by a one-punch attack in Brisbane.

    ACT Police are urging anyone who may have witnessed the incident to contact Crime Stoppers on 1800 333 000, or via the ACT Crime Stoppers website.