Washington Post: BERLIN--President Obama on Wednesday will call for the reduction of the number of deployed U.S. strategic nuclear warheads by one-third if the Russian government agrees to similar cuts, reviving a goal outlined early in his presidency to work toward a world without nuclear weapons. Obama will deliver the proposal as part of a much-anticipated speech that will echo with Cold War history and seek to shake Western nations from complacency at a time of economic hardship at home. He will speak at the...