With the Michigan and Arizona primaries looming at the end of the month and Super Tuesday following them in early March, how much impact will her words have on race?
With Palin having receded from the headlines -- and her influence having waned within the Republican Party -- the reception her speech receives will be a test of how much sway she retains in the grass-roots movement she personified not so long ago.
Though the "rogue" politician is always liable to spring a surprise, a source inside Palin's orbit said she would not endorse a presidential candidate in her speech but would instead aim to unify the conservative movement.
Meanwhile at CPAC, failed Alaska U.S. Senate candidate Joe Miller told Politico he's considering running against Democrat Mark Begich in 2014.
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