Is Korea being prudent or slow on securing COVID-19 vaccines?

You can watch this video at https://koreanow.com

Amid the extended COVID-19 pandemic, the whole world is desperately developing or looking for vaccines.
To prevent unfair distribution, the leaders of G20 promised to get fair access to COVID-19 vaccines, but the competition seems to continue especially as the third wave of COVID-19 looms.
South Korea is no exception.

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