Russia’s atrocities against Ukrainian civilians and its escalated warfare in southeastern Ukraine have swept aside last month’s public discussion of peace options as the countries briefly held talks in Turkey. Yet even in the darkest moments, all sides in this war, including the United States and Europe, have strong interests in maintaining channels for negotiation that can be used when opportunity re-emerges. Protecting that interest means understanding and maintaining Turkey’s role in facilitating talks and its potential to serve more actively as a mediator.