That surprise strike hit the heart of the Iran's nuclear program, killing several nuclear scientists as well as high-ranking military leaders, according to Israeli officials.The U.S. did not provide any military assistance or have any involvement in Israel's Friday strike,

“We are here because we are in the midst of an existential struggle, that all Israeli citizens understand,” said Netanyahu on Sunday afternoon in the central Israeli city of Bat Yam.

Iranian state television, long controlled by hard-line supporters of the country’s theocracy, repeatedly aired footage of missile strikes on Tel Aviv throughout the morning.