The Israel-Iran conflict has escalated into its fourth day with mounting casualties, widening attacks, and no sign of diplomatic resolution.

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.

Israel faced retaliation from Iran after launching missiles against Tehran's leadership and energy infrastructure as part of "Operation Rising Lion" this weekend. Iran's military responded with a wave of missile strikes against Israel,

Israel warned Tehran civilians to evacuate the city ahead of planned Israeli strikes on “the Iranian regime’s military infrastructure” on Monday—the first time in the now four-day conflict that an evacuation warning has been issued for targeted residential areas.

Israel has carried out wide-ranging military strikes on Iran, hitting sites including some of its most important nuclear facilities.

Iran fired a new wave of missile attacks on Israel early Monday, killing at least eight people, while Israel warned residents of part of Tehran to evacuate ahead of new strikes.

President Trump rejected an Israeli plan in recent days to kill Iran's Supreme Leader Ayatollah Ali Khamenei, a senior U.S. official told USA TODAY.

Stocks are down on Friday, with oil prices surging in the wake of the Israel's military strike on Iran. The S&P 500 slid 48 points, or 0.5%, to 5,998 points in early trading, while the Dow Jones Industrial Average dropped 559 points,