Detectives are appealing for witnesses to a daylight mugging in Halifax.
Two men, aged 31 and 18, were on Stanley Road in King Cross at 11.45am, on Thursday when they were threatened by four men.
They demanded that one of the victims hand over a mobile phone.
One of the suspects is described as Asian, aged between 25 and 30, 6ft tall and slim. He had a slight moustache.
Another is described as white, in his mid 20s, about 5ft 7ins tall, of stockier build and with brown cropped hair.
Anyone who witnessed the mugging or who has any information about the identity of those involved should call Detective Constable Graham Bennett in Calderdale CID on 01422 337086.