More than 100 aid organizations warn, "famine" is knocking on the door in Gaza. Correspondent Jeremy Diamond reports on the dire situation there. Then, as the International Court of Justice gives its first ever ruling on climate change, we hear from a Vanuatu official whose Pacific Island Nation faces an existential threat from rising oceans. And, how U.S. funding cuts set back the fight against HIV/AIDS. Christiane speaks to South African activist Zackie Achmat.

Also, a decorated U.S. army veteran forced to self-deport to Korea. Michel Martin speaks with Sae Joon Park and immigration lawyer Danicole Ramos.

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