– TikTok's Chief Security Officer is leaving the company. – This comes amid renewed calls by the US government to look into whether TikTok poses a security risk due to its ties to China. – Last month, reports that TikTok employees in China accessed US user data caused backlash from Washington. TikTok's chief security officer is leaving the role in September amid renewed calls from members of the government to look into the social media app's ties to China. A TikTok spokesperson told the Wall Street Journal that the decision to replace Roland Cloutier as Chief Security Officer is unrelated…