Washington — The Supreme Court on Friday upheld a new law that would lead to a ban of the social media platform TikTok, clearing the way for the widely popular app to be forced to shutter in the U.S. as soon as Sunday.

Starting Sunday, if the company is not sold, app stores and cloud providers who continue to host it will face billions of dollars in fines.

The United States Supreme Court is poised to announce a critical decision on Friday that could determine the future of TikTok in the country. The app, immensely popular among Americans, faces a potential ban due to concerns over national security and data privacy.

TikTok CEO Shou Zi Chew thanked Donald Trump for his commitment to "finding a solution" that keeps TikTok available in the U.S. after the ruling.

The first, Noel J. Francisco, who represents ByteDance, is a prominent conservative litigator who is now a partner at the Jones Day law firm. A graduate of the University of Chicago Law School, Mr. Francisco clerked for Justice Antonin Scalia and served in the White House and the Justice Department in the George W. Bush administration.

After nearly three hours of Supreme Court arguments Friday morning, Americans are one step closer to learning whether a TikTok ban will take effect in nine days.

Trump filed a surprise brief urging the Supreme Court to delay enforcement until he could broker a deal — though it’s unclear if the Chinese government would approve one. Tiffany Cianci was finishing a TikTok live stream to 70,

The Supreme Court seems skeptical of the Chinese-owned platform’s First Amendment claim.

The Supreme Court appeared ready to uphold a law that will ban TikTok in the U.S. if its Chinese owners don't sell the widly popular platform.

Congress labeled the app’s Chinese ownership a national security risk and passed a law that would ban the social media platform unless it was sold. TikTok and creators say that violates their free speech rights.

Harvard University has hired another law firm to help it navigate a U.S. House investigation into its response to claims of pervasive antisemitism on campus, weeks after mounting criticism helped spur the resignation of Harvard president Claudine Gay.

The law that could ban TikTok is coming before the Supreme Court on Friday, with the justices largely holding the app’s fate in their hands. The popular social media platform says the law violates the First Amendment and should be struck down.