AP - Wall Street's angst over the ongoing fallout from the credit crisis made for a turbulent end to a volatile week Friday — stocks tumbled, soared and then turned south again as investors tried to assess the dangers faced by the country's biggest mortgage financiers, Fannie Mae and Freddie Mac.

AFP - Europe's main stock markets extended losses on Friday, as Paris registered a 25-percent drop since the start of 2008 and investors worried about the US financial sector, traders said.

AFP - The London stock market plunged on Friday to a low point last seen in 2005, as investors worried over record high oil prices and the US financial services sector.

Reuters - Stocks fell sharply on Friday on worry about the financial stability of the top two home financing providers Freddie Mac and Fannie Mae, while oil prices hit an all-time high, clouding the outlook for the economy.

AP - Wall Street sank further into a bear market Friday, as investors dumped stocks on troubles at mortgage companies Fannie Mae and Freddie Mac and oil's continuing climb into record territory. The Dow Jones industrials slid below the 11,000 mark for the first time in two years before paring their losses.

Reuters - Stocks rose on Thursday, helped by optimism about a major deal in the chemicals sector and after the Federal Reserve chairman said the central bank and the government are focused on stabilizing the financial system.

AP - Wall Street stumbled through another volatile session but ended with a respectable gain Thursday after a multibillion dollar deal between Dow Chemical Co. and rival Rohm and Haas Co. helped offset concerns about the financial sector and energy costs.

AFP - Europe's main stock markets slumped on Thursday after US stocks had tumbled overnight on worries about the weak US housing market and its affects on the wider economy, analysts said.

Reuters - World stocks fell towards this week's 21-month low on Thursday as fresh concerns resurfaced over the financial sector -- the epicenter of the nearly one-year-old credit crisis.

AFP - UK blue chips closed lower, as a loss of confidence in the retail sector after a number of downbeat broker notes and weakness among banking stocks outweighed strength from the Dow Jones Industrial Average.

AP - Stocks moved higher in choppy trading Thursday as a deal for Dow Chemical Co. to acquire rival Rohm and Haas Co. boosted investor confidence but could not fully offset continued worries about the health of financial companies.

Reuters - The Dow and the S&P 500 turned negative on Thursday as the price of oil jumped more than $5 and financial stocks fell on worries about more credit losses.