Supermarket staff chased and caught a robber who stole money from a till.
The raider struck at Tesco on Newbold Road, Chesterfield at 10.45pm on Sunday, October 14.
He reached in to the till grabbed money and ran out of the store.
Two workers chased him up the street and caught him. The robber assaulted one member of staff and managed to run off but again the workers chased him and managed to detain him until police arrived.
The 31-year-old man was arrested on suspicion of robbery.