US oil heads to Greece for first time in four years as refiners seek alternatives to Middle East crude https://www.reuters.com/business/energy/us-oil-heads-greece-first-time-four-years-refiners-look-alternatives-to-middle-2026-03-31/?taid=69cc45131ba7940001f8e754 https://www.reuters.com/business/energy/us-oil-heads-greece-first-time-four-years-refiners-look-alternatives-to-middle-2026-03-31/?taid=69cc45131ba7940001f8e754