CBS Evening News with Norah O'Donnell, 07/21
Jul 21, 2020•19 min•Ep. 15
Episode description
On tonight's CBS Evening News podcast - what a new study from the CDC found about the effectiveness of hand hygiene, social distancing, and wearing masks on the spread of COVID-19. Also - with sweltering heat in so many parts of the country, what you need to know about air conditioning and the spread of COVID-19.
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