CNBCBREAKING: Oil settles down 1.1% at $49.96, pressured by OPEC squabbling, strong dollarCNBCInternational Brent crude oil futures fell 55 cents, or 1.1 percent, to $50.91 per barrel by 2:17 p.m. ET (1717 GMT) from their last close. U.S. West Texas Interm
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