Are we prepared for another pandemic? The UK's investigation into how leaders responded to Covid-19 has begun. But some say we should be looking to the future.
Covid investigation will take three years
All bases covered? The inquiry is expected to call as many as 1,000 witnesses to give evidence. Glossary
Covid-19 - The official scientific name for the type of coronavirus that swept the world from March 2020.
Pandemic - An outbreak of disease which occurs across a wide geographic area, as opposed to an epidemic, which is confined to a particular region.
Inquiry - Asking for information. Also used to refer to long official investigations.
Experts - Someone who knows a lot about a particular subject.