Police have issued an urgent missing person appeal for a 16-year-old girl who has not been seen for more than three weeks.
Justyna Urban has now been seen since Friday, December 4.
Bedfordshire Police officers have become increasingly concerned and have put out multiple appeals to try and trace the teen.
She was last seen around 9pm on the Friday, in Luton.
The young girl has not been seen since that time and police are appealing to the public to report any sightings to them, or get in touch with any information as to her whereabouts.
Police say her hair colour may have changed, but unfortunately do not have a description of the clothes she may have been wearing at the time of her disappearance.
The girl is 5'5" and of a medium build.
A Bedfordshire Police spokesperson said tonight: "We continue to appeal for info to find missing Justyna Urban, 16, who was last seen on Friday 4 December in Luton at around 9.00pm.
"She's medium build, 5'5", her hair is long and brown now.
"It’s not known what she was wearing.
"If you have info, please call 101 ref MPL/2752/20."
On December 8, Bedfordshire Police said they believed Justyna was still in the Luton area.
A photograph shared by Bedfordshire Police shows Justyna with bleached blonde/white hair, and a shiny black puffa jacket with fluffy hood, and a grey scarf.
