It would take a quarter of a century to ensure a ruthless killer stayed behind bars, and it was all thanks to a simple staring exchange. In 1979, Joseph Foy lived in the Detroit suburb of Ferndale, ...

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A dangerously low oxygen level—usually below 92%—can cause shortness of breath, confusion, chest pain, or fainting. It’s often triggered by lung or heart conditions like COPD, asthma, or heart ...