Police are investigating a serious assault in a Northallerton bar which left a woman needing hospital treatment.

It happened at about midnight, between Saturday and Sunday, September 14 and 15, in Zoo Bar, and involved a woman being struck on the side of the head, potentially with a glass.

Her injuries required hospital treatment.

A spokesperson for North Yorkshire Police said: "Following the extensive police investigation to date, a 19-year-old male has been arrested and is currently on police bail.

"We’re appealing for anyone else who witnessed the assault, or may have mobile phone footage, to come forward.

"Please email chloe.nixon-longstaff@northyorkshire.police.uk if you have any information that could help our investigation.

"Alternatively, you can call North Yorkshire Police on 101, select option two and ask for PC Chloe Nixon-Longstaff, or contact Crimestoppers anonymously on 0800 555 111 or via their website.

"Please quote reference 12240168131 when passing on information."