From PBS NewsHour.

Sunday on PBS News Weekend, turmoil hits the CDC after its director is abruptly fired, as Health Secretary RFK Jr. eyes sweeping vaccine policy changes. How AI chatbots may be harming the mental health of users. The head of the U.N.’s World Food Program on the humanitarian crisis in Sudan. Plus, volunteers work to restore the Appalachian Trail nearly a year after Hurricane Helene.

WATCH TODAY’S SEGMENTS
CDC in turmoil as RFK Jr. eyes major vaccine policy changes

News Wrap: Israel says it killed longtime Hamas spokesperson 

What to know about ‘AI psychosis’ from talking to chatbots

WFP director on the humanitarian crisis, starvation in Sudan

Volunteers restore Appalachian Trail after Hurricane Helene

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00:00 – Intro
01:56 – Turmoil at the CDC
08:27 – News Wrap
11:41 – AI & Mental Health
18:03 – Crisis in Sudan
22:18 – Restoring the Trail
25:52 – Goodnight