On Nov. 2, Chinese tennis star Peng Shuai published a letter on her verified social media account that accused a former top Chinese government official of sexual assault. Then suddenly, she disappeared. But it’s not just people with name recognition who are disappearing in the country. Human rights group Safeguard Defenders estimates that more than 45,000 people were subjected to a form of secret detention since President Xi Jinping assumed power in 2013.

Today, we speak with L.A. Times Beijing Bureau Chief Alice Su, who has been investigating this phenomenon. And we’ll also hear from a writer who studies feminism in China.

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They helped Chinese women, workers, the forgotten and dying.

 Then they disappeared Women’s tennis tour suspends events in China over Peng Shuai concerns 

EU wants ‘verifiable proof’ that Chinese tennis player Peng Shuai is safe