Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
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(CNN) – Senator Rand Paul's "complicated" – as he puts it – endorsement of Senate Republican Leader Mitch McConnell, who is battling a tea party challenger in Kentucky, is a microcosm of a much larger problem for the Republican party.
Just how will the in-fighting between the GOP establishment and the tea party favorites affect 2014?
Political columnist The Washington Post political columnist Dana Milbank and CNN political commentator and New York Times op-ed columnist Ross Douthat discuss.