TORONTO, Oct 7 (Reuters) - Toronto Stock Exchange S&P/TSX composite index :
* Falls 28.67 points, or 0.17 percent, to 16,420.68 at open.TORONTO, Oct 7 (Reuters) - Toronto Stock Exchange S&P/TSX composite index :
* Unofficially closes down 27.53 points, or 0.17 percent, at 16,421.82.