BNN | Canadian dollar weakens as oil dips, greenback climbs BNN TORONTO - The Canadian dollar weakened against its U.S. counterpart on Tuesday as oil priced dipped and the greenback climbed against a basket of major currencies. The loonie traded at 72.85 U.S. cents as of Tuesday's market close, down 0.16 cents ... CANADA FX DEBT-C$ weakens as oil falls, greenback climbs |