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	Podcast:		The Journal.
	Episode:		Will Omicron Require New Covid Vaccines?
	Category:		News & Politics
	Duration:		00:16:06
	Publish Date:		2021-12-13 21:02:21
	Description:		Since the identification of the Omicron variant, vaccine makers - like Pfizer and Moderna - have been racing to figure out if the existing Covid-19 vaccines are effective against it or whether they should develop new, Omicron-targeted vaccines. WSJ's Denise Roland explains what scientists have to consider. Learn more about your ad choices. Visit megaphone.fm/adchoices
	Total Play:		0