Toronto stock index tumbles 3.3 percent
TORONTO, Sept 17 (Reuters) - The Toronto Stock Exchange's main index sank more than 400 points on Wednesday morning as investor fears over the health of the U.S. financial system lingered and Nortel Networks Corp NT.TO shares plunged after it cut its revenue forecasts and said it was looking to sell one of its businesses.
The S&P/TSX composite index .GSPTSE was down 404.84 points, or 3.31 percent, at 11,822.15. (Reporting by Jennifer Kwan; Editing by Peter Galloway)
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