Four days into their war with Iran, Israelis are shaken and anxious, yet remain resilient, still backing Prime Minister Benjamin Netanyahu's decision to confront a longstanding foe.

Iran unleashed a barrage of missile strikes on Israeli cities early Monday, after Israel struck military targets deep inside Iran, with both sides threatening further devastation. AFP images showed gutted residential buildings in Tel Aviv and fires smouldering outside the coastal city of Haifa,

The Israel Defense Forces said alerts were activated in several areas of the country after the detection of missiles launched from Iran toward Israel. The Air Force was working to intercept them, the IDF said.