United, Frontier, Hawaiian require employees to get vaccinated. Will passengers care?

Cleaning supervisor Jose Mendoza disinfects the cabin area of a United Airlines 737 jet before passengers are allowed to board at LAX on Thursday, July 9, 2020 in Los Angeles, CA. (Mel Melcon/Los Angeles Times/TNS)

As travel bounces back from the pandemic, there’s a rift emerging in the airline industry over employee vaccination mandates.