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John D. Rockefeller IV
The vanilla power of Republican Scott Walker
The vanilla power of Republican Scott Walker

Vanilla is the most popular ice cream flavor in America, not because it is the best (that would be coffee) but because it is the least objectionable. Put another way, vanilla is the most acceptable to the most people; it's not many people's favorite, but nobody hates it. And that's why Wisconsin Gov. Scott Walker is the vanilla candidate. A new Des Moines Register poll has Walker in first place — narrowly — among likely Republican caucus-goers. With Mitt Romney included in the poll, he was the respondents' first choice with 15 percentage points. Kentucky Sen. Rand Paul was second with 14 percentage points and Romney with 13. With Romney out,...