Bedfordshire Police are appealing for witnesses after a man and woman were robbed in Midland Road at around 2.30am yesterday (Tuesday).
The victims were approached by two men near W. H. Smith and Next before being assaulted and their money stolen.
PC Pawel Karpinski said: “This was a nasty unprovoked incident and we’re appealing for anyone with information to get in touch.
“In particular we’d like to speak to any businesses based on Midland Road who may have CCTV that captured the incident or the suspects walking along the road at around the time of the robbery.”
One of the men is described as six feet tall, mixed race and wearing a grey tracksuit.
The second was also wearing a grey tracksuit and described as white and about five foot three inches tall.
Anyone with information is asked to contact police on 101 quoting reference number 40/68252/21.
You can also provide information through the Bedfordshire Police online reporting centre, or contact Crimestoppers, anonymously, on 0800 555 111.