USO is trading 4.5% down today as U.S. crude prices break below $72 per barrel for the first time since early March, extending a multi-day decline in oil-linked assets.

  • The move reflects pressure from progress in U.S.–Iran negotiations and expectations of higher future Iranian supply.
  • Energy markets are reassessing geopolitical and demand risks, putting oil ETFs on track for one of their worst weeks in months.