Officers are appealing for witnesses after a van carring money was robbed.
At 2.05pm on Wednesday, a van carrying a significant sum of money was robbed by persons unknown in Midland Road, Royston.
It is believed that the driver was threatened by the suspects, before they fled the scene in a vehicle.
An investigation is underway and witnesses are asked to call 101 quoting incident number 397 of November 28 2018.