Man with knife robs Derbyshire Building Society
A man armed with a knife has threatened staff and stolen cash from a branch of the Derbyshire Building Society.
At about 11:00 GMT, the man - whose face was covered - went into the Sinfin branch and demanded staff hand over cash from the till.
Derbyshire Police said he jumped over the counter, took the money and then ran off with an accomplice.
No one was injured in the robbery but police have asked for any witnesses to contact them.
Both men had their faces covered and were wearing dark clothes.
The one with the knife is described by police as about 6ft tall and with a stocky build.