A WARNING has been issued to anyone who may be harbouring a missing 14-year-old.

West Yorkshire Police is searching for Charlie Prentice, who was reported missing last Sunday, and have "significant concerns" for his welfare.

Charlie was last seen at Valley Centertainment, a leisure and entertainment complex in Sheffield.

Charlie Prentice, 14, is missingCharlie Prentice, 14, is missing (Image: West Yorkshire Police)

But he is believed to have returned to the Knottingley area, where his brother Luke, 15, was found this morning.

A spokesperson for West Yorkshire Police said: "Information suggested Luke, and Charlie, 14, who were reported missing on Sunday, 28 July, were staying in the area and officers are advising anyone who is helping Charlie to avoid the police may be committing a criminal offence."

Charlie is described as a white male, of slim build, with strawberry blonde, curly hair, and is believed to be wearing dark clothing.

Valley Centertainment, in SheffieldValley Centertainment, in Sheffield (Image: Google Street View)

If you see Charlie, or have any information that could help police find him, you should contact them on 101, or using the contact options on the West Yorkshire Police website.

You should quote log number: 1556 of July 28.

Full statement from West Yorkshire Police

"Police searching for a teenage boy who has been reported missing have issued a warning to anyone who might be harbouring him.  

"Officers are continuing their efforts to locate Charlie Prentice who was last seen at Valley Centertainment in Sheffield, but is believed to have returned to the Knottingley area, where his brother Luke, 15, was located this morning.  

"Information suggested Luke, and Charlie, 14, who were reported missing on Sunday, 28 July, were staying in the area and officers are advising anyone who is helping Charlie to avoid the police may be committing a criminal offence.  

"There are significant concerns for Charlie’s welfare and police are advising anyone to call 101, or use our livechat facility if he is seen.  

"Charlie is described as a white male, of slim build, wearing dark clothing and with strawberry blonde curly hair.

"If you can assist officers in locating Charlie then please contact West Yorkshire Police, quoting log reference 1556 of 28/7."