A coalition of nearly 30 advocacy groups is calling on Google and Apple to remove access to social media platform X and its AI app, Grok, from their app stores after Grok allowed users to generate sexualized images of minors and women.   The organizations, which focus on child safety, women's rights and privacy, expressed their concerns in  letters  on Wednesday to Apple CEO Tim Cook and Google CEO Sundar Pichai, claiming that Grok's content violates the technology companies' policies. "We