Ron Paul becoming serious contender in Republican presidential race

The Washington Post reports:

As the first votes in the Republican presidential race approach, Rep. Ron Paul has become a serious force with the potential to upend the nomination fight and remain a factor throughout next year’s general-election campaign.

Although few think the congressman from Texas has a realistic shot at winning the GOP nod, he has built a strong enough base of support that he could be a spoiler — or a kingmaker.