With just five days until Fox News airs the final GOP debate before the Iowa Caucuses, Donald Trump is reigniting his war with Megyn Kelly. "Based on ‪@MegynKelly's conflict of interest and bias she should not be allowed to be a moderator of the next debate," Trump tweeted while campaigning in Iowa on Saturday. Trump's feud with Kelly has been one of the most memorable storylines of this raucous GOP primary. In recent weeks, it has heated up. In a lengthy Vanity Fair profile this month, Kelly boasted of writing the now famous debate question about Trump's history of misogynic...