Wildfire smoke sent Bay Area air quality to unhealthy levels again on Monday, prompting concerns about long-term health effects and leading to the cancellation of athletic practices for students in Palo Alto.
Devin Fehely reports.
(9/14/20)
Smoky Bay Area Air Prompts Worries About Health, Athletic Practices Canceled
Credit: CBS 5 SF KPIX
Duration: 02:14s
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