TikTok’s chief operating officer, Vanessa Pappas, faced questions about whether the company would ever hand over user data to Chinese officials. David McCabe, who writes about tech regulation, covered this hearing from Washington. Senators grilled a top TikTok executive on Wednesday about whether the viral video app could leak data to the Chinese government, the first time a leader at the company has had to answer to lawmakers in public about recent reports on its ties to Beijing. Members of the Senate Homeland Security and Governmental Affairs Committee repeatedly asked TikTok’s chief operating officer, Vanessa Pappas, about whether the company…