Media mogul Jimmy Lai Chee-ying, founder of Apple Daily (C) is detained by the national security unit in Hong Kong, China August 10, 2020. Hong Kong media tycoon Jimmy Lai became the highest-profile arrest under a new national security law on Monday, detained over suspected collusion with foreign forces as scores of police searched the offices of his Apple Daily newspaper. REUTERS/Tyrone Siu

Media tycoon Jimmy Lai is detained under national security law after Hong Kong police raid Apple Daily office in Hong Kong, China in this still picture taken frpm a social media video August 10, 2020. His arrest comes amid Beijing's crackdown against pro-democracy opposition in the city and further stokes concerns about media and other freedoms promised to the former British colony when it returned to China in 1997. Apple Daily/Handout via REUTERS

Hong Kong police raid Apple Daily office in Hong Kong, China in this still picture taken frpm a social media video August 10, 2020. Apple Daily/Handout via REUTERS

Hong Kong police raid Apple Daily office in Hong Kong, China in this still picture taken frpm a social media video August 10, 2020. Apple Daily/Handout via REUTERS

Journalist try to take photo and video of media mogul Jimmy Lai Chee-ying, founder of Apple Daily (C) after he was detained by the national security unit in Hong Kong, China August 10, 2020. REUTERS/Tyrone Siu