WINNIPEG – The Canadian dollar made a slight dip on Tuesday morning. As of 8:30 a.m. CDT, the loonie was at US$0.7903 or US$1=C$1.2654, compared to US$0.7913 or US$1=C$1.2637 when markets closed on Monday. The loonie had reached a three-week high on Monday. Crude oil continues to rise due to firm demand and tight supply,