A Delta Air Lines plane lies upside down at Toronto Pearson International Airport on Feb. 18, 2025. The plane crashed while landing during a flight from Minneapolis, Minn. THE CANADIAN PRESS/Chris Young

The success of the Delta Flight 4819 rescue effort highlights the need for co‑ordinated responses

No one died in the Delta Air Lines crash at Toronto’s Pearson airport even though the plane flipped upside down while landing. Collaboration between different rescue agencies was crucial to this success.
Researchers sought to understand how thinking about COVID-19 vaccine availability along different timelines might influence a person’s vaccine decisions. (Shutterstock)

‘Never’ or just ‘not yet?’ How timing affects COVID‑19 vaccine hesitancy

Vaccine hesitancy may be a waiting game. Even those who said they would never get the COVID-19 vaccine if it were available immediately became more likely to do so when it was available in the future.

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