Concerns are growing for a teenage girl who has gone missing over the weekend.
Natalia, aged 13, was last seen on November 26 in the Cherwell area.
Police said they are "concerned about her wellbeing" and told anyone who sees her should call 999.
Her surname has not been disclosed by Thames Valley Police.
A Thames Valley Police spokesman said: "We are appealing for the public's help in tracing missing person Natalia.
"If you see Natalia, please 999, or if you have knowledge of his whereabouts please 101 quoting ref 43230532432"
Thames Valley Police guidance states: "A missing person will not be in trouble or be arrested for going missing. Our first concern is for the missing person's wellbeing.
"It is not wasting police time to report someone missing. You won't be in trouble for reporting someone missing."
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