Here is a recurring frustration during election season: Candidates who seem attractive before the race begins suddenly sound squishier or change their positions once they hit the campaign trail.On the issue of cronyism, there is one noticeable exception during this year's campaign. In spite of what could be perceived as a political risk, one candidate has remained true to his opposition to (and his commitment to end) the terrible renewable-fuel standard, which requires blending ethanol and other biofuels into the gasoline supply, thereby driving food prices up and creating all sorts of distortions in the energy market: That's Senator Ted...