"In other words, you are willing to call the Republican candidates and their supporters racists without any of the proof you are seeking for similar accusations against Obama"

You asked about Repub candidates and their supporters. Martin-Trionga, Hannity, and Fox in general qualify as supporters and Palin appears to be quoting this guy directly.

I answered the question you asked. Now here is one for you. Doesn't it bother you that this is the source for much of the abti-Obama rhetoric. Doesn't it disturb you (lubusuh) just a little?