Roll Call: Divided government gridlock spawned an important new consequence Tuesday. At a time when theres no chance Congress and the president will agree on any environmental legislation, the Supreme Court agreed to settle a benchmark question about federal powers to control pollution and climate change. While almost all attention was focused on finding a buy-a-little-time solution to the twin budgetary crises at hand the shutdown in its third week and the potential for default in a few days the justices...