Kalshi CEO Tarek Mansour defended the company's decision, stating they do not deal with markets directly tied to death and have rules preventing profiting from death outcomes.

A huge wager on extraterrestrial life being revealed in 2026 may be linked to a trader with inside knowledge, a report from The Atlantic suggested this week.

Brett Okamoto has reported on mixed martial arts and boxing at ESPN since 2010. He has covered all of the biggest events in combat sports during that time, including in-depth interviews and features with names such as Dana White, Khabib Nurmagomedov, Conor McGregor, Nate Diaz, Floyd Mayweather, Manny Pacquiao and Georges St-Pierre.