• High level government employees got vaccines from richer countries
• Rich people got their names added to the high level employees list
• Social distancing and telling everybody "good luck"
• Third world situations tend to weed out immuno-compromised humans fairly efficiently. So long as the higher humans survive, command and control below management level typically has 2-3 backup employees ready to take the chair.

Source: My brain and the random memories that survived the memory hunger games.