For years, Israel contained its conflicts with Tehran, Hamas and Hezbollah. The broad assault on Iran highlights a shift in strategy.

President Donald Trump announced Saturday evening that the United States military carried out airstrikes on three Iranian nuclear sites, joining Israel’s bombing campaign in an effort to cripple Tehran’s ability to build a nuclear weapon.

Despite stunning early successes in Israel’s unprecedented strikes on Iran, a weekend of intensive bombardment and retaliation is raising questions about Israel’s exit strategy – how it can end this conflict with its ambitious goals achieved.