In US, official does cover up too.

回答: 孙杨应该是有吃药的Etornado2019-07-23 02:46:01

In US, there has been a history of systematic cover up also, for various motives too. Check the link:

https://www.huffpost.com/entry/us-olympic-team-cheating-russia_n_5a2aca81e4b073789f695a21

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哪里都有坏人坏事 -光盐行者- 给 光盐行者 发送悄悄话 光盐行者 的博客首页 (50 bytes) () 07/23/2019 postreply 10:55:37

in theory, yes, as Carl Lewis said it -sufficient- 给 sufficient 发送悄悄话 (260 bytes) () 07/23/2019 postreply 15:12:03

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