Although Iran maintains that its nuclear program is for peaceful energy purposes, Israel has long seen it as a threat. Israeli strikes have hit three of Iran’s nuclear facilities — Natanz, Isfahan and Fordow. Little damage appears visible in satellite imagery of Fordow.

By Parisa Hafezi DUBAI (Reuters) -Thousands of residents of the Iranian capital Tehran are fleeing their homes and stockpiling essential supplies for fear that Israel's airstrike campaign against longtime foe Iran will escalate in the coming days.