More news on the unsuitability of Bolton for any federal position

Obsidian Wings relates how John Bolton obstructed progress on securing nuclear materials in Russia. It seems that Russia had 68 tons of weapons-grade plutonium that it was willing to move to secure quarters, but Bolton held up progress for two years because he wanted to ensure that US contractors were not held liable for anything that happened on their watch.
Thus, the world lost two years in which more nuclear material could have been secured because the US had an incompetent hack (That's the nice interpretation) in charge of arms control.