Detective Inspector Dave Atkinson from Devon and Cornwall Police is appealing for information about two men who robbed a garage at knifepoint.
CCTV footage shows the men threaten Trude Mian with a meat cleaver and a kitchen knife before stealing around £50.
You can watch the CCTV footage here.
More top news
Weather wizard Kate Haskell gives an insight into the rainy July we've had, and what might be in store for the rest of the summer.
Fancy taking a trip back in time to see how Cornwall looked more than 70 years ago?
Police are looking for two people who were seen running away from a fire at a disused factory in Plymouth.