Inside Secret America: Season 1, Episode 4

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The images are disturbing; animal cruelty and abuse at the hands of food industry workers and research technicians. Van Zeller and Foster first meet with covert animal activists who lead hidden camera exposés that have resulted in increased scrutiny of slaughterhouses, farms and research labs. While activists push for stricter enforcement of animal cruelty laws and increased criminal prosecutions against offenders, industry executives and lawmakers are mounting their own counterattack.