A 15-year-old boy had his bike stolen in High Wycombe by another teenager who said he had a knife.

At around 6.15pm yesterday (Thursday, September 5), the 15-year-old boy was riding his bike on Gordon Road towards the roundabout on London Road when a boy he did not know stood in front of his bike and held onto the handle bars.

The attacker - who is described as being black, around 5ft 10ins tall and aged around 15 or 16 with an afro and shaven sides - then threatened the boy, implying he had a knife, before taking his bike and cycling off in the direction of Princes Gate.

The robber was wearing a black zipped-up puffer jacket.

Investigating officer PC Paulina Wodzynska based at High Wycombe police station said: “I am appealing for witnesses to this incident, which was a frightening experience for the victim.

“I would appeal to anyone who was in the area at this time, and thinks they may have information, to come forward and speak to police.

“Alternatively, if anyone believes they have seen the bicycle pictured below, please contact us."

Call 101 quoting reference 43190274862, make a report online or call Crimestoppers on 0800 555 111.