CONFLICT ENTERS FOURTH DAY: Israel and Iran have begun a new round of attacks, as the conflict between the two heavily armed rivals enters its fourth day.

Iran and Israel intensified strikes on each other's infrastructure and territory over the weekend after Israel launched a surprise assault on its long-time enemy's military leadership and nuclear program.

The U.N. human rights chief says Israel’s warfare in Gaza is inflicting “horrifying, unconscionable suffering” on Palestinians and has urged government leaders to exert pressure on Israel’s government

Israel forces have repeatedly hit Iran’s defenses. Prime Minister Benjamin Netanyahu said on Sunday that Israel had worked to “peel off the layers of protection” of Iranian defenses.

The Israeli military said that its air force has struck a number of command centers of Iran’s Islamic Revolutionary Guard Corps. It said that the command centers, which were in Tehran, were used to direct proxy groups to launch attacks against Israel.

The Iron Dome is designed to protect Israeli citizens by launching guided missiles to intercept incoming rockets and other short-range threats in mid-air.

Israel and Iran have traded more missile attacks despite international calls for a halt to the fighting, with neither country showing signs of backing down as the conflict between the regional foes raged for a third day.

Israel was exploiting its advantage, saying it had taken out dozens of surface-to-air missiles in western Iran and killed the intelligence chief of the Islamic Revoluti