It still isn't clear what caused the runners to become sick, but health officials are now testing ground samples taken from the race site to determine the cause of the illnesses.
NWH-8-3-2014 by Shaw Media - Issuu
Tough Mudder racers at MIS contracted norovirus from sick participant, health officials say
What to know about the symptoms and treatment of norovirus as it spreads across the US - ABC News
hips.hearstapps.com/hmg-prod/images/feet-with-mud
What to know about the symptoms and treatment of norovirus as it spreads across the US - ABC News
California fires live updates: Camp fire death toll at 86; 3 people still missing - Los Angeles Times
What to know about the symptoms and treatment of norovirus as it spreads across the US - ABC News
archive at Tadias Magazine
What to know about the symptoms and treatment of norovirus as it spreads across the US - ABC News
Greeley Tribune May 21 2016 by The Greeley Publishing Company - Issuu
Storm Gail sees more snow fall in NYC in one day than the WHOLE of last winter
NWH-4-2-2016 by Shaw Media - Issuu
The Rambling Runner Podcast