Organizers say climate campaigner Greta Thunberg and other 11 activists set sail on Sunday afternoon for Gaza on a ship aimed at “breaking Israel’s siege” of the devastated territory.

A dozen civilians carrying aid have set sail for Gaza, after activists accused Israel of bombing a similar mission in international waters last month.

Israel is facing growing international pressure as aid distribution efforts in Gaza devolved into chaos during the first days of a controversial new mechanism backed by the United States and Israel.

Italian President Mattarella criticizes Israel, demanding immediate humanitarian aid access to Gaza and an "immediate ceasefire."

Palestinians in the Gaza Strip blocked and offloaded dozens of food trucks, the U.N. World Food Program said Saturday, as desperation

The trucks were stopped by hungry Palestinians as they entered into Gaza, the World Food Programme says. Follow the latest below and watch a special episode of The World with Yalda Hakim looking at the war in Gaza.

The situation in Gaza is the worst since the war between Israel and Hamas militants began 19-months ago, the United Nations said on Friday, despite a resumption of limited aid deliveries in the Palestinian enclave where famine looms.