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How a Superbug Evolved a Genetic Weapon and Conquered Hospitals Worldwide Imagine a microscopic invader so cunning and resilient that it turns hospitals—places of healing—into its personal playground. Meet Klebsiella pneumoniae, a superbug that has evolved a genetic weapon, outsmarted antibiotics, and spread across the globe, leaving a trail of infections in its wake. This isn’t science fiction; it’s a real-world crisis unfolding right now. In this article, we’ll dive deep into how this tiny bacterium became a global menace, why it’s so hard to stop, and what it means for the future of healthcare. Buckle up—this is a story of evolution, resilience, and an urgent call to action.