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TORONTO, Oct 19 (Reuters) - Toronto's main stock index hit a one-week low on Tuesday with its heavyweight resource sectors declining most on China's unexpected rate hike, which took the edge off global risk appetite.
The Toronto Stock Exchange's S&P/TSX composite index .GSPTSE fell 97.46 points, or 0.77 percent, to unofficially close at 12,570.55. It was down more than 1 percent earlier. (Reporting by Ka Yan Ng; editing by Rob Wilson)