Wall Street JournalForest Fires Cut Into Canadian Oil ProductionWall Street JournalCALGARY, Alberta—Raging forest fires in the heart of Canada's oil-sands region curbed production and helped drive up global prices on Thursday as some worried enough oil …

Wall Street JournalFires Cause Drop in Canadian Oil OutputWall Street JournalCALGARY, Alberta—Crude oil output from some of Canada's largest producers dwindled on Thursday, affecting global prices, as raging forest fires led to some reductions in oil s …