Officers received a report from ambulance staff that a man, believed to be in his 20s, was being treated for suspected gunshot injuries.
This is what we know so far
5. Sheffield shooting
A passer-by says armed police were present earlier this afternoon by the Premier store, and police searched this patch of grass and trees. Photo: Steve Jones
6. Sheffield shooting
A member of staff at the Premier shop said a man came into shop bleeding from a gunshot wound to the left side of his chest. Photo: Steve Jones
7. Sheffield shooting
The victim , described as a man in his early 20s, was able to walk to the ambulance himself. He told two staff members working: "I've been shot, call an ambulance." Photo: Steve Jones
8. Sheffield shooting
A staff member said the victim was "angry, but calm" as he waited for help. Staff shut the shop immediately. Photo: Steve Janes