National Public Radio: A federal judge in West Virginia issued a ruling Tuesday that dealt another blow to the controversial mining practice known as mountaintop removal. The process involves blasting away the tops of mountains to expose coal seams underneath. The resulting tons of rock and dirt are typically dumped into valleys and streams. U.S. District Judge Joseph R. Goodwin in Charleston blocked the U.S. Army Corps of Engineers from issuing so-called "nationwide" permits, which streamline the …