U.S. troops could continue fighting the Taliban and al Qaeda and would be given explicit new permission to battle the Islamic State — but would not be authorized to attack the capabilities of any nation state, such as Syria — under updated rules of war proposed by a bipartisan group of senators Monday. Led by Sen. Bob Corker, chairman of the Foreign Relations Committee, the new Authorization for the Use of Military Force would replace 2001 and 2002 AUMFs that started the war on terror and paved the way for the 2003 invasion of Iraq. The commander in chief —...