U.S. makes contingency plans in case Russia uses its most powerful weapons
The New York Times reports: The White House has quietly assembled a team of national security officials to sketch out scenarios of how the United States and its allies should respond if President Vladimir V. Putin of Russia — frustrated by his lack of progress in Ukraine or determined to warn Western nations against intervening in the war — unleashes his stockpiles of chemical, biological or nuclear weapons. The Tiger Team, as the group is known, is also examining responses…