The Israeli military on Sunday began a limited pause in fighting in three populated areas of Gaza, as concerns over surging hunger in the territory mount.

Secretary-General of the United Nations António Guterres described the humanitarian situation in Gaza as a moral crisis that challenges the global conscience. Follow for live updates.

An analysis compiled by USAID officials says they failed to find evidence that Hamas engaged in widespread diversion of assistance in Gaza, ABC News has learned.

President Trump’s special envoy said that “we will now consider alternative options to bring the hostages home,” though it was not clear that negotiations had halted.

Both Israel and Hamas are facing pressure at home and abroad to reach a deal following almost two years of war, with the humanitarian situation inside Gaza deteriorating.

"The humanitarian catastrophe that we are witnessing in Gaza must end now," a joint statement from the three countries reads.

Cease-fire negotiations between Israel, Hamas, and the U.S. have broken down, with President Trump’s special envoy blaming Hamas for the impasse. Meanwhile, the humanitarian crisis in Gaza is rapidly escalating.

UNITED NATIONS (Reuters) -United Nations aid chief Tom Fletcher has demanded that Israel provide evidence for its accusations that staff with the U.N. Office for the Coordination of Humanitarian Affairs were affiliated with Palestinian militants Hamas, according to a letter seen by Reuters on Friday.