Oct 8 (Reuters) - Canada's main stock index fell at open on Tuesday after various media reports mounted worries over the outcome of the high-level U.S.-China trade talks later this week.
* At 9:30 a.m. ET (1330 GMT), the Toronto Stock Exchange's S&P/TSX composite index .GSPTSE was down 61.27 points, or 0.37%, at 16,360.48.