Joe Biden’s new Covid-19 czar is a former business executive and Biden ally named Jeff Zients, who is little known to most Americans. Zients doesn’t have a medical or military background, like the two men who ran Operation Warp Speed, the Trump Administration’s vaccine delivery program. Anna Edney reports that the posting will test Zients’s reputation with Democrats in Washington as the go-to-guy when things go awry.See omnystudio.com/listener for privacy information.