The US Supreme Court has ended TikTok’s nine-month legal battle, forcing leaders both within the company and in Beijing to consider a dwindling set of alternatives for keeping the popular video-sharing app alive.

The app had more than 170 million monthly users in the U.S. The black-out is the result of a law forcing the service offline unless it sheds its ties to ByteDance, its China-based parent company.

By Andrew Chung, John Kruzel and David Shepardson WASHINGTON (Reuters) -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,