In-N-Out Burger partners with Tough Mudder on a Big Bear challengeIn-N-Out Burger's Tough Mudder Challenge promotes fitness and fundraising for combating substance abuse and human trafficking.
Lawsuit filed against Tough Mudder after hundreds of participants sickened in 2023 Bay Area raceParticipants of the Tough Mudder event at Sonoma Raceway last year suffered severe rashes and health issues, leading to a negligence lawsuit against the organizers.