A police cordon has been set up in Chesterfield town centre.
Traffic and pedestrians are currently unable to use a section of Knifesmithgate outside the Golden Fleece pub.
Police have not yet confirmed the reason the cordon is in place but a number of people in the area said they had heard someone had either been stabbed or possibly slashed.
Man 'slashed across face' in Chesterfield town centre fight
Bus services in the area are currently being diverted but pedestrians can still pass the affected area on the other side of the road.
More will follow on this developing story as and when we get it.