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Concerns about a tightening supply are causing a spike in crude oil prices
Oil prices increased on Wednesday as U.S. oil and fuel supplies tightened and as the possibility of additional OPEC+ output restrictions was raised by a warning to speculators from the Saudi energy minister. Brent crude futures were up 86 cents, or 1.1%, to $77.70 per barrel, while WTI was up 88 cents, or 1.2%, to…