Shoppers were evacuated from a Chesterfield shopping centre this afternoon.
The Derbyshire Times began receiving reports on social media at around 3.30pm that The Pavements, in Chesterfield town centre was being evacuated.
A spokesman for the shopping centre said: "It was a mock evacuation, we do one every six months. There's nothing to be concerned about."
Derbyshire Police said no incidents had been reported.