While Israel and Iran trade attacks, Palestinians in Gaza have been struggling to find food, connect to the internet and survive airstrikes.

Tehran said American bases in the Middle East could face reprisals if the U.S. helped repel Iranian attacks on Israel.

Israel’s ongoing attacks on Iranian nuclear sites, generals, and scientists killed 78 people and wounded more than 320 on Friday, Iran’s ambassador told the U.N. Security Council, but he said “the overwhelming majority” of victims were civilians. Israel described the new wave of hostilities as the beginning of “Operation Rising Lion.”

Airlines around the world canceled flights to Israel and were skirting a large swath of airspace in the Middle East on Friday after Israel’s overnight missile strikes on Iran.