Four people have been arrested after a knife point robbery in Stoke-on-Trent.
A 66-year-old man was attacked by a group of youths as he walked along the Trent and Mersey canal on Saturday afternoon.
One brandished a knife and forced him to hand over cash before another of the attackers pushed him into the canal between Westport Lake and Etruria.
The victim was taken to hospital with minor injuries but has been left shocked by the incident.
A 12-year-old, two 14-year-olds, and a 15-year-old were arrested on suspicion of robbery - they have now been released under police investigation.
Anyone with any information is asked to contact Staffordshire police on 101 referring to incident 451 of December 1 or Crimestoppers anonymously on 0800 555111.