People take part of the rally outside Ming Pao building on May 2, 2016 in Hong Kong. Ming Pao sacked its executive chief editor, Keung Kwok-yuen, on 20 April after the Hong Kong newspaper published a front page story on the offshore holdings uncovered by the Panama Papers of some of Hong Kong's top businessmen and politicians. Journalists from the Chinese-language daily paper has since protested against the controversial decision to fire its executive chief editor which deepened concern about press freedom in the city.