President Obama scored a modest win in the third presidential debate, according to the latest Washington Post-ABC News tracking poll, but it’s Republican Mitt Romney who moved the needle among likely voters — including independents — with his debate performances. Overall, the contest remains unchanged from Tuesday, with 49 % of likely voters nationally backing Romney, and 48 %  supporting Obama. But as was the case after the first and second debates, more voters say they have better, not worse, opinions of the former Massachusetts governor when assessing the three debates. Most ...