Parents claim four children died as a result of attempting the challenge which went viral in 2021

The parents of four British teenagers have sued TikTok over the deaths of their children, which they claim were the result of the viral “blackout challenge”.

The lawsuit claims Isaac Kenevan, 13, Archie Battersbee, 12, Julian “Jools” Sweeney, 14, and Maia Walsh, 13, died in 2022 while attempting the “blackout challenge”, which became popular on social media in 2021.