The results are in. Former Massachusetts Governor Mitt Romney edged a narrow victory in Ohio, the most hotly contested state, and Massachusetts, Virginia, Vermont, Idaho and Alaska. Elsewhere, Rick Santorum won Oklahoma and Tennessee and Newt Gingrich won his home state of Georgia. But what do these results mean for the rest of the GOP campaign? And do they tell us anything about how the country will vote in November? David Weigel writes for Slate. Todd Zwilich is The Takeaway's Washington Correspondent.