Lehman Brothers - files for bankruptcy.

Video: Lehman collapse hits markets

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 Lehman Bros meltdown shakes world’s markets 
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Top US investment bank Lehman Brothers has filed for bankruptcy protection in a move that has sent shockwaves through Aisan and European financial markets.

The European Central Bank has injected $42bn into money markets in a bid for calm.

But Al Jazeera’s Clayton Swisher reports fears remain other US banks could go bust.

 
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