Police are appealing for help in finding a man who threatened a resident with a gun.
Officers were called around 2pm on Friday to Blake Avenue, Hag Fold, in Atherton, after receiving reports the offender was making threats to another man with a gun.
Armed response and helicopter crews are helping neighbourhood officers search for him, after he fled the scene.
The man is described as being in his 30s, around 5ft 7ins and of slim build. He was wearing a blue hooded track suit top and his face was covered with a scarf.
No-one was hurt in the incident.
Enquiries are still ongoing and anyone with information should call police on 101.