.Asia's Nikkei 225 index drops 12.4% as world markets tremble over risks to the United States economic climate The Associated PressGlobal stock rout magnifies along with Asia's Nikkei suffering worst one day reduction and also various other Asian markets dropping CNNStocks transmitted in Asia, roll in Europe as markets fret over USA economy after weak than assumed tasks state CBS NewsStocks Establish for Reductions as Economic Situation Fears Grow: Markets Wrap Yahoo FinanceMarkets Worldwide Are Actually Discomposed by Anxieties of Slowing USA Growth The The Big Apple Times.