Tonight on PBS

PBS news weekend, a last-minute snag delays the release of hostages held by Hamas in exchange for Palestinians and Israeli prisons.

Then how what we eat could be affecting our mental health.

And a complicated history,

the story of America's first and only Native American Vice President.

It's very sad because I think society at that time forced him to choose and he said it was at that moment I chose the white man's

world but he would be forever known as the Indian. Good evening. I'm John Yang. Tonight, 13 more Israeli hostages held by Hamas and

four foreign nationals have been freed after frantic negotiations resolved a

last- minute snag.

Hamas complaints that Israel wasn't delivering all the aid to Gaza that it had promised,

threatened not just this second round of hostage release, but the pause in fighting as well.

Egyptian and Qatari officials were involved in resolving the problem and that now

clears the way for more happy reunions like yesterday's.

When Oh, Hahn Mundar saw his father, no words were needed.

They had been a part on Ohhad's ninth birthday when he was being held by Hamas in Gaza.

The family was reunited in Schneider Children's Medical Center in Petatikva.

Ohad's mother and grandmother were also released.

Missing from this scene, his grandfather, who's still being held captive. In another part of the hospital, four-year-old Raz Katz-Asher in the arms of her father

telling him that over the last 50 days she dreamt of going home. That dream has come

true for her, her mother, and her younger sister.

In Bethlehem on the West Bank, Hanant Takatka prepared a special breakfast for her

son Kaseh, home after spending more than a year in an

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