He said young people "actively involved in gangrelatedactivity" would be visited and "offered opportunities for change" but in the worst circumstances parents living in council or housing association accommodation would be warned if their children did not change their behaviour they may lose their home.
According to a new study by the Centres for Disease Control and Prevention (CDC), which looked at five cities with high numbers of gang murders between the years 2003 and 2008, drug trading or usage and other criminal activity ranged from zero to 25% of all gang-related killings.