Australia

The Delta variant infected almost everyone at a 'superspreader' party in Australia — but not the 6 vaccinated people After a birthday party near Sydney, 24 guests tested positive for COVID-19. The six fully vaccinated guests remained healthy, a health official said. Andrea Michelson Business Insider

• Almost all of the guests at a birthday party near Sydney later tested positive for the coronavirus.
• The six fully vaccinated guests remained healthy, a health official said.

What you need to know about the coronavirus right now Here's what you need to know about the coronavirus right now: Reuters Staff U.S.

 -- Members of the U.S. military who were vaccinated against COVID-19 showed higher-than-expected rates of heart inflammation, although the condition was still extremely rare, according to a study released on Tuesday.