As Texas defends against accusations that its new political maps are discriminatory, it’s laying the groundwork to ask the U.S. Supreme Court to throw out longstanding Voting Rights Act protections. BY ALEXA URA, The Texas Tribune, texastribune.org Beyond the immediate legal fight over whether Texas lawmakers again discriminated against voters of color when drawing new political districts, a quieter war is being waged that could dramatically constrict voting rights protections nationwide for years to come. For decades, redistricting in Texas has tracked a familiar rhythm — new maps are followed by claims of discrimination and lawsuits asking federal courts to