Answer
Telegramgate Scandal is the reason why Ricardo Rosselló resigned in August 2, 2019. Telegramgate Scandal is a political scandal that erupted in July 2019 when private chats of Rosselló and his cabinet members were leaked online. The leaked chats contained profanity-laced and misogynistic remarks about Puerto Rican citizens, including women, journalists, and political opponents. Rosselló initially denied the authenticity of the chats, but later apologized for his remarks.