NOT a NAZI salute (though it pretty much might as well be...).
Definitely the “Black Power” fist as is associated with the extremist groups like the Black Panthers. The symbolism (despite any comment from the left) is unmistakable to anyone paying even a little attention... Too bad the useful idiots in the Dem Party refuse to see what is right in front of their eyes - or worse; they see and agree with it...
For anyone who reads/lurks if you are unfamiliar with the term “Black Power” (SNCC) and their associations with other groups like the Black Panther Party, here is a Wiki link to get you started on your research. Keep in mind Wikipedia is notorious for slanting articles with any political import - it’s definitely necessary to keep that in mind when reading at Wikipedia especially on this topic:
WIKIPEDIA: BLACK POWER
http://en.wikipedia.org/wiki/Black_Power