1) What is the writing doing/Paints a picture?/Show a side of the issue few would know about?

2) What is the effect of that writing on a reader?/Makes the reader really think and want to do something? Why does that matter?

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Source

Are China’s Covid Shots Less Effective? Experts Size Up Sinovac
https://www.bloomberg.com/news/articles/2021-04-13/are-china-s-covid-shots-less-effective-experts-size-up-sinovac