USO is trading at $150.14, up 3.08%, as Chinese refiners suspended most October fuel exports, tightening already strained global fuel markets. - Reuters reported Brent was up 3% at $101.06 per barrel at 10:52 a.m. ET. - Reports said the export halt added pressure to supply-constrained markets. - Uncertainty around the U.S.-Israeli war on Iran and regional supply disruption supported prices, while recovering Gulf flows tempered concerns.