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PBS News Hour

Chimpanzee Testing: Is it the Beginning of the End?

Medical experiments on chimpanzees can be invasive, involving injections, blood samples and liver biopsies. But some say it's the only way to advance medicine. Miles O'Brien reports explores whether there are ever instances in which the scientific value of research should offset the moral cost of working with chimps.
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August 25, 2025 - PBS News Hour full episode
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Season 2025 Episode 237
August 25, 2025 - PBS News Hour full episode
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Season 2025 Episode 236
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Season 2025 Episode 233
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Season 2025 Episode 232
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Season 2025 Episode 230
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Season 2025 Episode 229
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