used it. >> he's a member of the notorious mata villa gang, said to be at war with the mexican mafia gangand if you don't learn your lesson you just get used to it. and after the tears go away it just doesn't matter no more. it's just part of life for you. >> 28-year-old inmate joseph williams was just sentenced to 20 years for a double manslaughter. >> just take it one day at a time. you know. i'm fortunate because some people in my situation they get life, life without -- you know, the death penalty. i'm fortunate to have a date to look forward to. it's going to be really hard for me because i have a 3-year-old daughter, and from my calculations she would graduate high school and i won't be there to see her graduate high school. >> i'm fighting five counts of attempted murder of los angeles police s.w.a.t. >> 44-year-old inmate vangelis dominick garofalo first came to jail at the age of 17. after doing ten years of hard time at pelican bay state prison for manslaughter, he returned to l.a. county jail. while awaiting trial for the very crime he claims to condemn, garofalo offers his uni

going to go there and talk to him about his knowledge and information and gang intelligence he has regarding the mexican mafiae debriefing is none other than notoriously dangerous gang member christian knighten. >> and you're validated as what? >> mexican mafia member. >> can you tell us why you've chose to leave that gang life behind you and debrief? >> i found myself in a position to go ahead and get a cellie after nine years. and go ahead and have basically a normal program. i was put in the position to either i kill this individual or i come this way. >> according to christian, the mexican mafia wanted him to murder his new cellie, but the igi informed our producers that christian approached them, fearing his new cellie was going to kill him. either way, dropping out was something christian never thought he would do. >> the fact that it even entered my mind, i was defeated. i knew then -- because that was never an option. it was either kill or die. that was it. you know what? the first thing that popped in my head, i'm going to go ahead and do this dude. and after sitting there rotting by myself, it final

mafia was born in california prisons in the mid 1950s. its members, who swear allegiance for life, are mostly mexican-americans from southern california. among gangs, the mexican mafia is considered the most disciplined and powerful within the california prison system. >> if you are an active gang member or an active hispanic within the group, you are expected to be up at 6:00 in the morning when they go to the exercise yard together. they do exercises together in cadence. that's one of the rules. you have to. you don't have a choice. you have to participate. what they're told to do is expect to have a fight any time the cell doors open, with their weapons readily available. you notice when the cell doors open, whatever inmate's inside that cell will walk to the cell door immediately to see why the door's open. they will look up and down the tier to see if there's any enemies on the tier, and if there is, then they have to fight. if they don't fight, then they will be targeted for attack. >> warring factions will attack each other at any opportunity, yet they band together along racial lines. >> there's skinheads, there's woods. that's the definit

in internal affairs, an expert in gang codes and symbols. >> a lot of the aztec stuff is  predominantly done by the  southern hispanics, mexican  mafiathey'll have the gang  signs, mexican mafia normally  has a black hand, a small black hand somewhere in the drawing. you have your main liners and they want to send a drawing back to they call it a brother. a validated mexican mafia member. they'll draw something really  nice and send it back to him or they'll send it to his family on the street which in turn will  make a full circle and come bac inside as a form of respect, for him, hey, this is for you. we made this for you. and they just really preach to  these guys that they were --  warriors and they even go as far as to learn the aztec language. they call it nahuatl. >> inmate charles manson's artwork is regularly confiscate to prevent it from being sold a gruesome souvenirs. >> this is a scorpion that he  made.oo basically just taking thread  from various types of items,  socks

exclusive with criminal gangs so why even involved if this is what they're illegal in serious organized crime what serious organized crime is as most people understand it the more the mafia drug dealing as far as i think the public concern that crime still happening on our streets opposition to act out of course around europe this month centers on fears that cyberspace will fall under strict government control and while the serious organized crime agency through this is its efforts on r. and b. and hip hop fans many worry that serious organized criminals are getting away with it. fourteen. let's get to the world update for you some other global news in brief we'll start with libya a u.n. report says libyan rebels committed war crimes and crimes against humanity while fighting more market forces and are still targeting former loyalists of the dead leader there put published on the un human rights council website also points out that nato hasn't sufficiently investigated air raids which killed civilians the three member commission which carried out the inquiry blamed a kid after his forces for abuses as well but he said the new libyan authorities did not provide informatio

gangs so why. even involved if this is what they're really pulling serious organized crime what the show serious organised crime is as most people understand it the morgue the mafia drug dealing as far as i think the public concern that crime still happening on our streets opposition to act out in force around europe this month centers on fears that cyberspace will fall under strict government control and while the serious organized crime agency focuses its efforts on r. and b. and hip hop fans many worry that serious organized criminals are getting away with it. r.t. . as we bring you other major news stories from across the globe now u.n. reports as libyan rebels committed war crimes and crimes against humanity while fighting market obviously oceans are still targeting former loyalists of the dead leader published on the un human rights council website also points out that nato has insufficiently investigated air raid which killed civilians three member commission which carried out the inquiry blames that office forces for abuses too but they knew we'd get authorities did not provide information on how the former leader was killed for capture and that further i