A 14-YEAR-OLD boy was threatened with a knife before a gang stole his mobile phone.

The boy was approached by four teenagers as he walked along Spring Lane, Radcliffe, at 6.20pm on Friday.

They threatened to stab him with a knife unless he emptied his pockets and then punched him in the face before taking his mobile phone and running off.

All are described as in their teens.

One of the youths was a white male, approximately five feet tall, of slim build and was wearing a grey hooded top.

The second male is described as mixed race and was wearing a hooded top.

The other two youths were Afro-Caribbean.

Anyone who witnessed the attack or has any information on the offenders is asked to contact Bury Robbery Unit on 0161 856 8093 or Crimestoppers anonymously on 0800 555 111.