Chief Superintendent Mary Doyle said: “I would ask anyone who knows where Jon is or if anyone has seen a man matching this description to contact officers on 101.”
Jon suffered memory loss in a recent car accident although this did not occur whilst on duty.
More top news
Unsettled into Monday. Better on Tuesday. Kerrie has the detail...
Increased patrols are in Burnage after gun shots were fired at a house in the early hours
Police are appealing for information after a man was left with serious injuries following an assault at a Burnley nightclub