"A Matter of Life and Death"
*Having traced the source of Russia's zombie problem to several nuclear power stations, fueled, not by fissionable material but by the harnessed negative energy of captive demon-god embryos, the team has to prevent a China Syndrome of Biblical proportions! Only the former ghost, Truelove, can save the day. But is he willing to make the ultimate sacrifice and die again to prevent Hell from paying a house call? *Source: dccomics.com