TORONTO, Dec 30 (Reuters) - Canada's main stock index
retreated on Wednesday as weakening crude oil and metal prices
weighed on energy and mining stocks.
The Toronto Stock Exchange's S&P/TSX composite index
.GSPTSE was down 26.03 points, or 0.20 percent, at 13,219.72,
shortly after the open. Of the index's 10 main groups six were
in negative territory.