In the wake of a drone attack in Jordan by a militia in Iraq that killed three US soldiers, the US has conducted airstrikes across the region against armed groups backed by Iran. The retaliation follows a pattern of similar strikes that led to the deadly attack in Jordan, and now the US must figure out its strategy for retaliation — a search for tactics that are proportional but prevent further escalation. Host Carolyn Beeler talks with Matthew Tueller, a former US ambassador to Iraq between 2019 and 2022, about whether a perfect strategy even exists.