A number of prosecutions may arise following an underage drinking sting operation carried out by gardaí. Pints Pub Alcohol Last weekend, a person under the legal drinking age of 18, accompanied by a plain clothes garda, went to ten premises in Kenmare where alcohol is sold. The test purchasing scheme allows the gardaí to send a teenager into a licensed premises for the purposes of buying alcohol. If a sale takes place, the premises concerned will be prosecuted. Killarney gardaí say investigations are ongoing.