Needless to say, anyone can search for and amplify any racist agenda out there. Perhaps the so-called Aztlan types salivate at the K.K.K., militia nutcase, and National Socialist Greens White People's Party literature as some kind of justification for their own racism, er, I mean defense.
The left wants to flood the US with minorities because the racial tension will make it easier for them to push their Boshevist agenda.