Two Nottingham men have been arrested in connection with armed robberies in Underwood and Sawley.
Officers arrested the men, 35 and 39, in Forest Fields, Nottingham, on Wednesday.
They are alleged to have carried out an armed robbery at a Post Office in Underwood on October 3 and a further armed robbery in Sawley, Derbyshire on October 5.
Both men remain in police custody.
