یک معاهده جهانی همه گیر وجود دارد که امضا شده است -- و در بلاتکلیفی است. توقف چیست؟

There's a global pandemic treaty that's signed -- and in 'limbo.' What's the holdup?

The treaty aims to help the countries of the world prepare for — and defeat — any future pandemic. Why hasn't it gone into effect?