Tonight on PBS News Weekend, hours before a ceasefire and hostage release deal between Israel and Hamas is to go into effect.

The Israeli Prime Minister says a last-minute snag could delay the pause in the deadly 15-month war.

Then, nearly 75 years after Ethel Rosenberg was executed for espionage,

a recently declassified document has her son's pressing President Biden for an apology.

And how a once popular therapy to treat menopause got a bad name decades ago and still hasn't recovered.

They've been miserable for so long, for no good reason. We have some great therapies for

them so that people can lead totally normal lives. Good evening. I'm John Yang. Just 12 hours before the ceasefire between Hamas and Israel is to go into effect,

Israeli Prime Minister Benjamin Netanyahu said it would not go forward until Hamas made

good on its agreement to provide a list of the hostages they're going to release.

Netanyahu also said that Israel could resume fighting if negotiations over future steps

faltered, a position he said, that had the support of President-elect Trump.

As soon as he was elected, President Trump engaged in the mission of freeing hostages.

He spoke with me on Wednesday evening and welcomed the agreement and rightly emphasized that

the first step of the agreement is a temporary ceasefire.

We reserve the right to return to war, if necessary, with the backing of the United States.

Even as Netanyahu spoke, the Israeli military prepared to receive hostages and to deliver much-needed aid to Gaza devastated by 15 months of war.

Anshil Feffer is the Israel correspondent for the economist.

Mr. Feffer, Netanyahu is saying he can't move forward without this list from Hamas.

Is this just a hiccup or is this something more serious?

Well, based on what we saw back in November 23 when we had the previous large release of hostages,

this is the kind of perhaps technical glitch

or a last-minute attempt by Hamas

...