A bag of class A drugs was dropped as its owner jumped out of a window trying to avoid police.
It happened in the Webdell Court area of Norwich on Sunday, at around midday.
Police retrieved the bag and tweeted: "Looking for one irresponsible owner of class A drugs from the Webdell Court area of Norwich South. Lost when jumping out of a window while officers were conducting visits in the area.
They added: "Please contact us to discuss further."
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