Mostly fascinating look at the rise of these two gangs, and the political and social behavior that spawned them that spends a little too much time with decreasingly informative interviews, and not enough time looking into the real motivations of the participants. The notion, and it's the most important one, that young black men since world war two have deliberately and unforgivably been given no choices in terms of alternatives to what the segregated streets of south LA has offered, is effectively hammered home.