What's the opposite of a "political earthquake"? If the primary defeat of Rep. Eric Cantor drained D.C.'s supply of dramatic analogies, the snap leadership election surprised almost no one. Rep. Kevin McCarthy, the party's occasionally competent whip, easily took Cantor's old job after a furtive conservative challenge from Rep. Raul Labrador. And Rep. Steve Scalise, a Louisiana conservative who had been leading the Republican Study Committee, nabbed McCarthy's job in one ballot. (SNIP) Why? Simple: There are three states where party primaries have been replaced by jungle primaries, followed by runoffs between the top two finishers. After John Boehner, the...