Bill McCarthy and Anuj Chopra Sat, June 13, 2026 at 2:09 AM UTC 3 min read Add Yahoo as a preferred source to see more of our stories on Google. Betting firm-sponsored influencer posts have triggered concern in a US election year (SCOTT OLSON) A US mayoral race triggered a flood of misinformation from online influencers sponsored by betting companies -- exposing a new threat analysts warn could undermine the integrity of future elections.