Smoke and flames filled the sky over Tehran as Israel struck oil and gas facilities in the Iranian capital and targeted more nuclear facilities during attacks that carried on into Sunday after starting two days earlier.

Israel struck key Iranian nuclear sites to curb bomb development amid rapid uranium enrichment and rising tensions.

Israel badly damaged one of Iran’s key nuclear sites and killed a startling array of top military and nuclear officials in the attacks that started on Friday morning. But when the sun rose after that devastating assault, it was also clear how much of Iran’s nuclear program remained, at least for now.