In Iran, Ayatollah Ali Khamenei wept and offered prayers over the coffin of General Suleimani at his funeral in Tehran on Monday. The general’s successor swore revenge, while chants of “Death to America” rang out from the crowds in the capital.

The latest: Leaders from several European nations were scrambling to put the abandoned 2015 nuclear deal back together while calling on Iran to refrain from violence.

Behind the scenes: The general may have been working as a go-between in quiet efforts to reduce the tension between Iran and Saudi Arabia at the moment he was killed.

Big picture: General Suleimani’s killing has left a swirl of confusion among analysts, former policymakers and academics, our Interpreter columnist writes. None of them seem to be able to identify a long-term strategy in the Trump administration’s actions.