.Asia's Nikkei 225 index plunges 12.4% as world markets shiver over dangers to the US economic situation The Associated PressGlobal stock rout heightens along with Japan's Nikkei enduring worst eventually reduction as well as other Eastern markets diving CNNStocks transmitted in Asia, roll in Europe as markets fret over united state economic condition after weak than assumed tasks state CBS NewsStocks Set for Reductions as Economic Situation Worries Grow: Markets Cover Yahoo FinanceMarkets Worldwide Are Abashed by Anxieties of Slowing United State Development The New York Times.