A man has sustained 'significant head injuries' following an assault in a Carlisle park.

The assault occurred on Friday, December 15 at approximately 4:15pm at the yellow caged multi-use games area, located in Heysham Park off Raffles Avenue.

Five people have been arrested on suspicion of assault and released under investigation.

A spokesperson for Cumbria Police said: "We believe the suspects entered Heysham Park via the entrance at either Shady Grove road or Thomlinson Avenue.

"We are appealing for anyone who may have witnessed the assault or have any information to please come forward on those involved.

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"In addition, if you live near the area where the incident happened and have CCTV or dashcam then please get in touch."

Anyone with information relating to this incident can report online or by calling 101 and quoting incident number 129 of December 15.