In a major escalation, a suspected Israeli airstrike has claimed the life of Iran’s most influential military commander in Syria. The assassination—a significant hit to the Islamic Republic’s prestige in the Levant—comes amid a rising number of attacks on Israel-linked shipping through the Red Sea. The killing also follows indications of tension between Israel and the Joe Biden administration over whether to enter a broader conflict with Lebanon’s Hezbollah movement. Yet, despite Iran’s threat of retaliation and reports that Israel’s military is prepared for a response via Lebanon or Syria, few expect the Islamic Republic to deviate from its broader game plan...