Rand Paul stakes out libertarian claim in Iowa visit

Sen. Rand Paul embraced his libertarian roots in Iowa this weekend, speaking unapologetically about his apprehension about foreign intervention and stoking the fire in one of the libertarian movement's biggest crusades: auditing the Federal Reserve.

In his first trip to Iowa this year, just under a year before the caucuses, the Kentucky Republican and potential presidential candidate ventured into familiar territory, rallying young voters and libertarian-minded suppo