A man is reported to have exposed himself in a Huntingdon park on Tuesday.
Police were called at around 3.30pm to reports that the man had exposed himself in Coneygear Court Park.
However after officers arrived at the scene, the man had left.
The man was described as Asian, of average height and build, wearing a red t-shirt and blue trousers.
A Cambridgeshire police spokesman said: "We were called at about 3.30pm with reports of man exposing himself in Coneygear Court Park in Huntingdon.
"Officers attended but the man had left the scene. They spoke with witnesses and an investigation is ongoing.
"The man was described as Asian, of average height and build and wearing a red t-shirt and blue trousers.
"Anyone with information regarding this incident should call police on 101, quoting reference 35/57745/19 or report it online at: www.cambs.police.uk/report."