Traders react in the S&P 500 pit at the Chicago Mercantile Exchange's Chicago Board of Trade

 
Traders react in the S&P 500 pit at the Chicago Mercantile Exchange
Traders react in the S&P 500 pit at the Chicago Mercantile Exchange's Chicago Board of Trade (CBOT) February 17, 2009, shortly before President Obama signed a $787 billion economic stimulus bill into law. Obama signed the stimulus bill on Tuesday as global markets plunged on fears that the recession would deepen despite government action around the world. REUTERS/John Gress (UNITED STATES)