Iran and Israel continued to exchange attacks into Monday amid the latest round of conflict between the two nations.

Two American destroyers have launched missile interceptors over the past few days, a US official told Business Insider. Another one just arrived.

The Israel Defense Forces said the air force had launched strikes against missile sites in central Iran, as the Middle East conflict entered a fourth day.

Israel expanded its attacks on Iran on Monday, striking the headquarters of state television after ordering residents to leave part of Tehran, as the fiercest and deadliest confrontation in the history of the Israeli-Iranian conflict entered its fourth day.

Israel struck buildings in Tehran belonging to the Islamic Republic of Iran Broadcasting, or IRIB, Iran's state-owned media company, with the blasts seemingly heard live on television hours after the Israeli military said residents and workers in that part of the capital should leave.

The Iranian regime faces pressure as Israel strikes military targets, with Iranian Americans advocating for the overthrow of what one Iranian American describes as a "paper tiger regime."

Petah Tikva, in central Israel, suffered some of the worst damage after Iran fired a huge wave of ballistic missiles overnight.

TREY YINGST, FOX NEWS: 65 total missiles were fired at Israel overnight. The Israelis struck back, killing the head of Iran's intelligence agency and his deputy. The Israelis also say they have taken out one-third of ballistic missile launchers.

Israeli President Isaac Herzog joins 'America's Newsroom' to discuss the latest escalation with Iran.