Oil prices again broke through the $80 a barrel threshold Tuesday morning after the U.S. threatened to tighten economic sanctions against Iran. Brent crude—the global benchmark—was up 1.27% to $80.23 a barrel on London’s Intercontinental Exchange. On the New York Mercantile Exchange, West Texas Intermediate futures were trading up 0.61% at $72.68 a barrel. Secretary...

Source: Wall Street Journal May 22, 2018 09:55 UTC