Oil prices rise as supply uncertainty mounts

Oil prices rose on Monday as Iranian nuclear talks appeared to hit obstacles and an embargo on Russian oil shipments loomed, with tight supply struggling to meet still robust demand.

Oil rises on prospect of OPEC+ supply cut

Oil rose on Monday, extending last week’s gain, as potential OPEC+ output cuts and conflict in Libya helped to offset a strong U.S. dollar and a dire outlook for U.S. growth.