.Asia's Nikkei 225 mark drops 12.4% as world markets tremor over risks to the United States economy The Associated PressGlobal sell thrashing heightens along with Asia's Nikkei enduring worst one day loss as well as various other Eastern markets dropping CNNStocks routed in Asia, roll in Europe as markets stress over U.S. economic condition after weak than assumed work report CBS NewsStocks Set for Losses as Economic Situation Anxieties Grow: Markets Cover Yahoo FinanceMarkets Around The Globe Are Actually Disturbed by Anxieties of Slowing U.S. Growth The New York City Moments.