The Federal Aviation Administration has paused SpaceX's the launch of its Starship rocket as the U.S. agency oversees an investigation by the private company of the breakup after a test launch Thursday.

The incident in which a SpaceX rocket broke up after launch demonstrates the challenges the FAA will face as the number of commercial space flights increases.

The Supreme Court upheld on Friday a law banning TikTok in the United States on national security grounds if its Chinese parent company ByteDance does not sell it, putting the popular short-video app on track to go dark in just two days.