CBS News meets young Palestinians who've lost their parents to Israel's war with Hamas, who say they're scared, and know "life will never be the same."

Steve Witkoff and Jared Kushner's arrival in Egypt comes as Israeli and Hamas officials express optimism about the negotiations on a plan to end the war.

Egyptian President Abdel Fatah El Sisi also said Wednesday that the messages he had received out of the talks in Sharm el-Sheikh were "very encouraging."

Senior officials from the United States, Qatar and Israel are expected to join the third day of talks between Israel and Hamas in the Egyptian resort of Sharm el-Sheikh.

Israel has repeatedly denied permission to transfer incubators from an evacuated hospital in North Gaza, a U.N. children's agency official said on Tuesday, adding to strain on overcrowded hospitals further south where newborn babies are now sharing oxygen masks.

Early on Oct. 7, 2023, Hamas-led fighters launched a multipronged terrorist attack on Israel. The resulting war in Gaza has created a humanitarian catastrophe.

As talks on a Gaza ceasefire and hostage release gather pace, Hamas is expected to seek the release of some of the highest-profile prisoners held by Israel.

CAIRO (Reuters) -Talks to end the war in Gaza were taken up a notch on Wednesday with the expected arrival of senior figures from Israel, the U.S. and regional counties, after Hamas handed over its lists of hostages and Palestinian prisoners to be freed in a swap.