Iran launched dozens of ballistic missiles toward Israel on Friday night in retaliation for Israel's surprise attack early Friday. Israel struck at the heart of the Iran's nuclear program, killing several nuclear scientists as well as high-ranking military leaders, according to Israeli officials.

Israeli Prime Minister Benjamin Netanyahu was coy about whether the ultimate goal of the preemptive strikes on Iran is a regime change, but made clear that such a powershift would be a welcome outcome.

Starmer also spoke with Netanyahu. Per Downing Street, the "Prime Minister was clear that Israel has a right to self-defense and set out the U.K.’s grave concerns about Iran’s nuclear programme. He reiterated the need for de-escalation and a diplomatic resolution, in the interests of stability in the region."

NBC News Chief Foreign Correspondent Richard Engel joins MSNBC's Lawrence O'Donnell to share the latest about what he's learning from his sources in Israel and Iran about the extent of the strikes by Israeli forces across Iran and how the Iranian government is likely to respond.

President Trump rejected rightwing pundit Tucker Carlson’s withering criticism that he is ditching America First principles through his support for Israel amid its military campaign against

Israeli forces launched "preemptive strikes" on Iran overnight on June 13, tarting Iran's nuclear program, Prime Minister Benjamin Netanyahu said in an overnight address.

As a longtime enemy attacks an oppressive government, Iranians are cycling through conflicting emotions: hope and hopelessness, celebration and trepidation.