A 13-year-old girl who went missing four days ago is being urgently searched for by the police.
PSNI in Derry said they are "growing concerned" for missing girl Lena Szulc.
Ms Szulc was last seen on May 19, with family and police concerned for her welfare.
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The teenager is described as having blonde hair and was last seen wearing a grey hoody, black leggings, white Nike trainers and had a cream bag with her.
Anyone with information is being urged to contact the police immediately.
A PSNI spokesperson said: "Police in Derry/Londonderry are growing concerned for missing young person Lena Szulc, 13 years old, who has not been seen by family since Thursday 19th May.
"Lena has blonde hair and was last seen wearing a grey hoody, black leggings, white Nike trainers and had a cream bag with her.
"If you have any information that would help police locate Lena please contact 101 quoting reference 670-23/05/22."
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