A man has suffered injuries to his eyes and face in a suspected acid attack.
Greater Manchester Police said they were called to reports of an incident in Pendlebury, Salford, just after 2pm on Friday.
A man in his 20s suffered injuries to his eyes and face in the incident, on City Walk.
He was taken to hospital for treatment.
A force spokesman said inquiries into the circumstances are ongoing.
Anyone with information should call police on 101, quoting incident number 1118 of 04/08/17, or Crimestoppers, anonymously, on 0800 555 111.