Global Health

So far, there is no seasonal pattern to coronavirus outbreaks, the WHO's Dr. Margaret Harris says. Lockdowns may not be necessary, she says, but infections rise when restrictions are relaxed rapidly.

It's a diverse mix of places — New Zealand, Vietnam, Germany, Costa Rica. We look at the keys to their success in controlling the coronavirus.

"It's not just city hall that has to act. You have to promote solidarity among neighbors," says a mayor who encourages residents sheltering in place to hang red rags so others will know to help them.

In the southern state of Oaxaca, volunteers in one town take turns driving a large speaker around. They play health tips, songs and even jokes to the town's elderly and others under COVID-19 lockdown.