The president-elect backed TikTok in a Truth Social post Friday as he tries to halt the law from taking effect.

In a collision between free speech and national security, the Supreme Court will hear arguments over the fate of TikTok, a digital age cultural phenomenon that roughly half the U.S. population uses fo

By Andrew Chung, John Kruzel and David Shepardson WASHINGTON (Reuters) - The Supreme Court heard arguments on Friday over the legality of a statute that would ban or force the sale of TikTok by Jan. 19 in the United States in a case that pits free speech rights against national security concerns over the widely used short-video app owned by Chinese company ByteDance.