Researcher charged with poisoning coworker after he's caught on hidden camera tampering with water bottle — and gets off easy

A California researcher pleaded no contest to one felony count of poisoning his coworker, which allegedly made the female victim gravely ill. However, the defendant was granted what a judge called an "extremely generous" plea deal despite hidden-camera video of him tampering with his colleague's water bottle. Rong Yuan began working at Berkeley…