Oil prices rose Tuesday on heightened Iran–U.S. tensions. U.S. Treasury Secretary Scott Bessent told CNBC that from Wednesday all Iranian airlines would be shut down: no fuel, landing services, or ticket sales, or exclusion from the dollar system. Brent crude gained 1.2% to $101.54 per barrel; WTI rose 0.77% to $96.55. Investors are also watching diplomacy: Iranian President Masoud Pezeshkia