A man fled the scene where gardai recovered a "loaded" gun on Saturday night.
An investigation has been launched after the incident in the Coolock area of Dublin.
A spokesman confirmed to the Irish Mirror a firearm was found at Stardust Memorial Park.
Officers believe a male fled the scene on foot. However, no arrests have been made.
The garda spokesman said: "Gardaí are investigating an incident at Stardust Memorial Park, Coolock D17.
"The incident occurred on the 5th October 2019 at approximately 9pm.
"It's understood a male fled from Gardaí on foot. A firearm was located at the scene. No arrests have been made and investigations are continuing."
The Independent has reported that the gun was loaded.
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