We’ve been reporting on the Occupy Wall St. protesters for some time now, but we haven’t seen any signs of racism. Until now. But are they the ramblings of a disturbed man? National Review correspondent Charles Cooke posted video Tuesday of a young man berating an older Jewish man, calling him a bum (it seems in response to being called the same term), mocking him by asking him if he speaks English, and telling him to “go back to Israel.” Cooke describes the exchange: Moments after I arrived, I saw a Jewish gentleman being berated when he criticized a protester....