FILE - The TikTok logo is displayed on a mobile phone in front of a computer screen, Oct. 14, 2022, in Boston. Russian state-affiliated accounts have boosted their use of TikTok and are getting more engagement on the short-form video platform ahead of the U.S. presidential election, according to a new study released Thursday, May 2, 2024, by the nonprofit Brookings Institution. (AP Photo/Michael Dwyer, File)