Mandurah Detectives are appealing for information in relation to an incident in Greenfields overnight which resulted in a 23 year old man being injured.
Around 10:45pm on Thursday 26 July 2018, the 23 year old man was walking along Waldron Boulevard and as he approached Wildair Street he noticed a man on a BMX heading towards him.
The rider of the BMX stopped and struck the victim to the back of the head, causing him to fall to the ground. The offender then threatened him with a knife before stealing his bag and riding off. He was last seen riding east along Waldron Boulevard towards Murdoch Drive.
The offender is described as 18 to 20 years of age, with brown skin and a slim build, approximately 178cms tall and short dark hair. He was wearing shorts and a hoodie.
The victim was treated in hospital for a head and shoulder injury received during the robbery.
Detectives would like to speak to anyone who was in the area around the time of the incident who may have seen a person on a BMX bike. Anyone with any information is urged to call Crime Stoppers on 1800 333 000 or report online at www.crimestopperswa.com.au
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