Brent crude oil futures were at $71.44 a barrel at 0629 GMT, down 11 cents, or 0.2 percent, from their last close, having hit their highest since Nov. 12 on Friday at $71.87.
US West Texas Intermediate (WTI) crude futures were at $63.63 per barrel, down 26 cents, or 0.4 percent, from their last settlement.
The head of Libya’s National Oil Corp warned on Friday that renewed fighting could wipe out crude production in the country.
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