The second failed test launch of Russia's experimental Bulava submarine-launched ballistic missile in as many months has renewed doubts about the viability of the country's strategic nuclear deterrent, and in turn increased fears that Russian policy makers might adopt "hair-trigger" operational procedures to guarantee their nuclear forces could survive and respond to a first strike. Some commentators fear that Russian officials have equipped at least one of their secure underground leadership command posts with a "Dead Hand" doomsday communications rocket.