Police are asking members of the public to help them find a man wanted in connection with a sex attack in York.
Officers say the assault happened on Lowther Street in the city on Sunday 24 February.
He is believed to be Mohammed Samsun Ali, but is known to use other names.
Police think he may be working in the York area.
Anyone who sees him, or has any information about him, is being asked to contact the North Yorkshire force.