Police are hunting a knife wielding robber who struck at the Hyland Convenience Store in Minster Way, Langley yesterday evening.

He went into the store at about 7pm, threatening a member of staff and stealing cash from the till before running off.

It is believed a member of the public gave chase.

The member of staff, a 69-year-old man, was not hurt during the incident.

The offender is described as around 5ft 8ins tall with a slim build.

He spoke with an Asian accent and was wearing a dark hooded top and trousers, dark shoes and had a dark back pack.

He covered his face with a black and white covering.

Investigating officer Detective Sergeant Andrew Wroe, of Force CID based at Slough police station, said: “I am appealing to anybody who believes they witnessed this incident to contact police.

“I am particularly keen to speak to the member of the public who chased the offender, as I believe he will have vital information to assist in our investigation.

“This was a frightening incident for the victim, who although shaken was otherwise unharmed.

“I am urging anyone who has any information to call 101, quoting reference number 43180278505.

“Alternatively, you can call Crimestoppers anonymously on 0800 555111 or visit https://www.thamesvalley.police.uk/tua/tell-us-about/cor/tell-us-about-existing-case-report/ and provide all the details there.”