TikTok says it will go dark Sunday in US without assurance from Biden

TikTok warned late Friday it will go dark in the US on Sunday unless President Joe Biden’s administration provides assurances to companies like Apple and Google that they will not face enforcement actions when a ban takes effect.The statement came hours after the Supreme Court upheld a law banning TikTok in the US 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.The court’s 9-0 decision throws the social media platform — and its 170-million American users — into limbo, and…