Berk, Ted, and Ryan Flamerich. "Delta Air Lines: Navigating the COVID-19 Storm." Harvard Business School Case 221-063, January 2021. (Revised May 2021.) ...

For the second time in a month a stowaway was caught on a Delta Air Lines flight ... Delta Airlines said that safety protocols were followed, resulting in the passenger’s removal and subsequent ...

As the Delta variant sweeps the globe, scientists are learning more about why new versions of the coronavirus spread faster, and what this could mean for vaccine efforts. The spike protein ...