News Summary: Stocks rise for sixth straight week
SIX STRAIGHT: The Dow Jones industrial average and the Standard & Poor's 500 index both closed at all-time highs. Each index has risen for the past six weeks straight.
COCKTAIL FOR SUCCESS: Stocks are rising as the Federal Reserve keeps up its extraordinary efforts to stimulate the economy. And while the U.S. economy's recovery has been plodding, it has been good enough to enable corporations to keep increasing their profits.
BLACK GOLD: Exxon Mobil gained after billionaire Warren Buffett's company disclosed late Thursday that it had taken a stake in the oil company.