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Breaking down America’s second Covid-19 vaccine

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The FDA has approved a second emergency use coronavirus vaccine in addition to one it approved from Pfizer just days ago. It’s from Moderna, and it’s similar to Pfizer’s product in many ways except one: it doesn’t have to be stored in super cold temperatures. MSNBC’s host of “American Voices,” Alicia Menendez, speaks with Dr. Uche Blackstock and Justin Gill, a nurse practitioner.