TORONTO, Nov 28 (Reuters) - Canada's main stock index ended slightly lower on Tuesday, weighed by a fall in Bank of Nova Scotia BNS.TO shares after it agreed to buy a bank in Chile, with investors rattled after North Korea fired a ballistic missile.
The Toronto Stock Exchange's S&P/TSX composite index .GSPTSE unofficially closed down 12.48 points, or 0.08 percent, at 16,029.64. Seven of its 10 main sectors ended lower.