See at 10 minutes:
The whole thing is very good. He says, Behind every fascism is a failed (leftist) revolution.
Why is the failed leftist revolution, failed? Because it’s anti-racist and therefore anti-working-class. Modern PC Jewish leftists are all about picking on lower class white people. At the same time, they want to organize the (non-white?) proletariat to some bright, multicult future? Without white people? They are out of their minds, and Zizek tells them so.