Armed robbery at Londonderry shop

Police are investigating an armed robbery at a shop in Londonderry on Sunday.

A man armed with a hammer threatened a female shop assistant and ordered her to put money into a bag.

The incident happened in Creggan Road at about 18:25 GMT.

The man escaped towards the Bogside and it is believed he took a quantity of cigarettes.

The shop assistant was not injured in the robbery.

The police in Derry are keen to hear from anyone with information.