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I'm Christopher Lighten. This is OpenSource.

This war in Ukraine at 20 weeks, four months.

Who's winning? What's working? Do we get it yet?

Can you read a scorecard on a green war?

Arguably an insane war, a proxy war, a war to revalidate war as a way to decide things.

A war that doesn't know how to stop itself.

A war that was nearly negotiated away just before it broke out.

A war in which nobody now is calling for ceasefire or talks.

How much trouble has Ukraine been drawn into?

How much can Ukraine take?

This is the wrap up hour 20 in a broadcast podcast series in collaboration with the Quincy Institute for Responsible Statecraft.

We'll be testing the Quincy watch word of restraint in foreign policy before the hour is done.

And we'll get the tart Russian-American commentary of Nikita Khrushchev's great granddaughter

on the Russian and American histories hanging over the players today.

We begin with the Dauntless Jeffrey Sachs, development economist and lifelong troubleshooter at large.

With the blessings of Pope Francis and the United Nations, Jeff Sachs led a conference on Ukraine at the Vatican two weeks ago

and issued a global call for peacemakers.

I asked him for the short form of his study.

...