Analysts warn that the Iran crisis carries potential nuclear risks. Here's what to know

PBS • January 20, 2026 • world

Key Points:

Rising tensions between the U.S. and Iran amid violent crackdowns on protests have raised concerns about the security of Iran's nuclear materials, with analysts warning of proliferation risks if internal chaos weakens government control.
Iran possesses around 440.9 kilograms of uranium enriched up to 60%, close to weapons-grade levels, but the International Atomic Energy Agency (IAEA) has lost track of this stockpile's status and location since the June conflict involving Israeli strikes.
Experts highlight the risk that highly enriched uranium could be stolen, diverted to covert programs, or sold to non-state actors if Iran's government becomes destabilized, noting the material's relative portability and vulnerability.
While Iran insists its nuclear program is peaceful, a bomb using 60