The UK is advising Britons against all travel to Israel amid the escalating conflict with Iran.On Sunday, the government updated its travel guidance for Israel from “amber” to “red” - on the same level as Iran.

Onlookers gathered on Saturday at a central Tel Aviv residential building next door to Israel’s defense headquarters that was damaged after it took a hit from what appeared to be shrapnel from an overnight missile barrage from Iran.

The Israeli military, in a social media post, warned Iranians to evacuate arms factories, signaling a further widening of the campaign.

DUBAI, United Arab Emirates (AP) — Israel unleashed airstrikes across Iran for a third day on Sunday and threatened even greater force as some Iranian missiles evaded Israeli air defenses to strike buildings in the heart of the country. Planned talks on Iran’s nuclear program, which could provide an off-ramp, were canceled.

Air raid sirens and booms rang out in Jerusalem and Tel Aviv early Sunday, AFP journalists said, as Israel and Iran exchanged fire for a third day. Israel’s military wrote in a post on X that millions of Israelis were “running for shelter as sirens sound” in dozens of cities and communities around the country.

Israeli citizens were ordered to head to bomb shelters on Friday night amid retaliatory missile strikes from Iran.

Delta Air Lines Inc. and United Airlines Holdings Inc. suspended flights to Tel Aviv following Israel’s bombing of Iran and the closure of Israel’s airspace.