After the Biden administration came into office, it initially focused on negotiating the security deal that would allow TikTok to keep operating in the United States. That changed in recent weeks with the White House’s demand that TikTok’s Chinese owners sell the app. The administration also backed a new bill, sponsored by Senators Mark Warner, Democrat of Virginia, and John Thune, Republican of South Dakota, that would give it more power to ban TikTok.Mr. Chew, who was appointed TikTok’s chief executive in May 2021, has in recent months embarked on a charm offensive in Washington, meeting with lawmakers, think tank leaders and journalists. This week, he tried …
