Economist and conservative author Thomas Sowell says voters should disregard Republican presidential candidate Newt Gingrich’s “baggage” and support the former House speaker because defeating President Obama in 2012 is crucial to America’s future. Sowell cites Gingrich’s solid record of “concrete accomplishments,” which he argues makes him a stronger candidate than former Massachusetts Gov. Mitt Romney, who pushed through one of the liberal healthcare programs in the nation.... He concludes: “Those who want to concentrate on the baggage in Newt Gingrich’s past, rather than on the nation’s future, should remember what Winston Churchill said: ‘If the past sits in judgment on...