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Dismal expressions on trading floors as markets plunge across the world on Friday

Frank Rumpenhorst / AFP - Getty Images

A trader reacts at the stock market in the central German city of Frankfurt on August 5, 2011. The German Stock Index DAX showed a loss of 2.37 percent in late morning trading, after initially plunging by close to four percent at the open.

Suzanne Plunkett / Reuters

A trader works on the dealing floor at IG Index in London August 5, 2011. World stocks sank for an eighth straight session on Friday, wiping $2.5 trillion (1.53 trillion pounds) off their value on the week, as concern ballooned over the slowing global economy and the spread of debt anguish into Italy and Spain.

Fareed Khan / AP

An investor sits on the trading floor of Karachi Stock Exchange in Karachi, Pakistan on Friday, Aug 5, 2011. Asian stock markets tumbled Friday amid fears the U.S. may be heading back into recession and Europe's debt crisis is worsening.

Truth Leem / Reuters

A foreign currency dealer of the Korea Exchange Bank works in front of a screen displaying the Korea Composite Stock Price Index (KOSPI), at the bank's dealing room in Seoul August 5, 2011. South Korean shares fell on Friday for the fourth consecutive session, with shipbuilders leading declines on concerns over meager global economic growth. The Korea Composite Stock Price Index (KOSPI) ended 3.7 percent lower at 1,943.75 points.

 U.S. stock markets look like they might open on a happier note this morning with positive news about jobs, but other markets weren't very upbeat today. More on the world markets.