The parents said their teen took his own his life after his TikTok page allegedly was inundated with videos promoting suicide.

11:00 p.m. EST, January 18TikTok shut itself down in the United States ... TikTok after the court’s three-judge panel said national security concerns outweigh TikTok’s First Amendment rights ...

"We will work with President Trump on a long-term solution that keeps TikTok in the United States," the statement ... arguing that it's unconstitutional on First Amendment grounds and filed ...

The bounds of presidential power can be hazy, and the Republican-appointed supermajority on the Supreme Court could expand them. Still, so many of Mr. Trump’s actions have defied apparent legal limits that some scholars say the country is approaching a constitutional crisis. Here are 38 of the Trump administration’s biggest moves so far.