Parents are on high alert after receiving a letter from their children's head master The… Parents are on high alert after receiving a letter from their children's head master The letter warns the parents of Scoil Chronain close by in Rathcoole, that one of the country's most prolific paedophiles has allegedly moved into their community. In the light of the allegations the local football club has also issued a warning. The man living in the area has apparently been convicted of…