After more than three months of fighting, Russian military forces have failed to prevail in Ukraine, and a drawn-out war of attrition appears increasingly likely. Vladimir Putin and other Russian officials have made implied nuclear threats. Would the lack of battlefield success lead the Kremlin to consider use of nuclear weapons? CISAC scholars Rose Gottemoeller, David Holloway and Scott Sagan will discuss the possibility of Russian nuclear use, what the Kremlin might do, and how the West should react.