LOS ANGELES - TikTok, the Chinese-owned video platform which has been under intense U.S. government scrutiny, announced new measures to combat misinformation and other interference ahead of the 2020 presidential election.On Wednesday, the company said it is “focused on supporting our users with education and authoritative information on important public issues” and noted three major steps the platform is taking as part of this effort.In this file image, a TikTok logo is displayed on a smartphone.