Downtown San Francisco faces a drug zombie apocalypse, with fentanyl-laced drugs fueling a crisis of addiction, homelessness, and urban decay. The Tenderloin and Union Square are hotspots, where open-air drug markets and encampments thrive, driving crime and overdose deaths—806 in 2023, 635 in 2024, and rising in 2025. Fentanyl, often mixed with meth or heroin, […]