when federal indictments sent top gang lieutenants to prison and most of chicago's public housing high-rises were torn to the ground. >> when they did that, they turned the street into chaos. so now it's every man for himself. >> in the '80s, there were five dominant gangs in chicago. now there are more than 70. and 600 gang factions. in all, 70,000 gang members. >> what the hell is going on? >> we have a gang problem. >> the gang situation is dead, man. this is about cliques. >> every two to three blocks is a different faction of a block. >> two or three blocks away from each other. >> znts doesn't matter what gang it is. >> this community against that community. >> people get mad over the littlest [ bleep ]. little -- looking at your girl, step on your shoe. you want to kill them. >> i done lost too many >> children start claiming gangs as young as kindergarten. >> by the time a kid gets to