.Asia's Nikkei 225 index drops 12.4% as world markets tremor over risks to the US economic climate The Associated PressGlobal sell rout increases with Japan's Nikkei going through worst 1 day reduction as well as various other Asian markets diving CNNStocks transmitted in Asia, topple in Europe as markets stress over USA economic situation after weaker than anticipated tasks state CBS NewsStocks Prepare for Losses as Economic Climate Worries Deepen: Markets Cover Yahoo FinanceMarkets All Over The World Are Abashed by Anxieties of Slowing USA Growth The New York City Moments.