POLICE have issued an appeal to find a missing 15-year-old girl last seen with a boy in Southend yesterday.

Demi Potter, from Southport, has been missing from her home since Friday and Merseyside Police are carrying out extensive enquiries to find her.

She is believed to be with a 15-year-old boy called Marshall from Leicester, the force says, and they were last seen yesterday in Southend.

As well as being seen in the city, they were also sighted in Dagenham in east London, police say.

Demi is 5ft 2in tall, slim build, long brown straight hair and brown eyes.

She was last seen wearing a short blue dress and possibly white Nike Trainers.

Demi is known to frequent Merseyside, Lancashire, Leicestershire, Essex and London areas.

A spokesman for the force said: "Please pass on any sightings Demi via our form: merseyside.police.uk/ro/report/mp/v2/add-something-reported-missing or any other information to @MerPolCC or 101."