KNTV NBC Bay Area News At 5 August 31, 2022
Thought was fruit juice. One of those residents has died. Another remains in critical condition. Nbc bay areas ian cull has the latest from san mateo. Reporter tonight we know a little more about exactly where and how three elderly patients were poisoned. It happened inside the ate tryia park of san mateos memory care ward. Sources with direct knowledge of the investigation tell our Investigative Unit that security video shows the incident. Were told that video shows a worker using a chemical known as ecolab 66, a heavyduty bathroom cleaner and disinfectant. It comes in a large container, and ...