https://www.reuters.com/article/us-usa-tiktok/u-s-cos-interested-in-tiktok-can-hopefully-address-security-concerns-trump-aide-idUSKCN25D27M >The White House is hopeful that U.S. companies interested in acquiring TikTok will be able to address the administration's national security concerns, President Donald Trump's chief of staff Mark Meadows said on Monday.