One of the top allergists of the 20th century, he helped legions of hay fever sneezers by publicizing pollen counts. Among his patients was Saddam Hussein.

The police held overnight an outspoken Russian doctor, Anastasia Vasilieva, who was trying to deliver masks to an impoverished rural town.

Britain has long offered public guidance on when to deny lifesaving treatment but has hesitated with the coronavirus. Many worry that decisions may harm the poor, the aged and people with disabilities.

Major prizes have been postponed or canceled because of the coronavirus outbreak, but one organization showed that a ceremony could still be done. Even down to the red carpet interviews.

Here’s what you need to know.