 They have identified those who wiped out mankind, the "Bratstvo", translated as the "Brotherhood", a cabal of "H. sapiens", working from inside the Russian military to destroy all "H. post hominem"s. As insurance, they have placed a doomsday device in geosynchronous orbit, a Strontium-90 bomb whose fallout will render Earth uninhabitable for 200 years.At this point, however, the AAs' plans have come unstuck