Investigation into the Dublin heroin trade; focus on the trafficking of drugs, the impact on communities in Dublin, Garda response, details on the Dunne family. The article discusses events in various areas of Dublin including Crumlin, St. Teresa's Gardens, Dolphin House, Ballyfermot, Ballymun and Hardwicke St. The article also covers community response to drugs and drug users , the Tallaght Drugs Actions Committee, and retaliation by drug dealers towards members of local community groups.