The remaking of the U.S. political map accelerated this week in courts and legislatures, all of it in this round expected to boost Republicans in their attempt to keep control of Congress in November’s elections. This week’s major action came in Southern states, with a significant state court ruling in Virginia and continued fallout from a U.S. Supreme Court decision last month. Here’s a look at where things stand. Virginia court undoes new map drawn to help Democrats In a 4-3 decision Friday,