And participants say hundreds of people may have fallen ill.
And participants say hundreds of people may have fallen ill. Sonoma County health officials issued an Aug. 23 health advisory to participants in the obstacle course race Aug. 19 and Aug. 20 at the Sonoma Raceway. The advisory warns that some participants have reported “rash with fever, muscle pain, or nausea” following the event. “Anywhere on my body that touched the ground had red spots,” participant Chris Palakos told KTVU, adding that as many as 350 people who took part in the event have fallen ill.