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Who is Sun Yang's arch rival Mack Horton, the Australian swimmer who refused to stand beside China's world champion? | South China Morning Post
Commonwealth Games 2022: Mack Horton on his 'dumb' mistake in the pool and thoughts of quitting | Daily Telegraph
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Mack Horton Says He Would Stage A Form Of Peaceful Protest Again At Tokyo 2020ne Olympics If Sun Or Similar Issues Rise Up The Aerial - StateOfSwimming
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