6,000 get extreme in Spartan obstacle race Add to ... Featuring video from CTVNews.ca Published Monday, Jun. 24, 2013 11:17AM EDT Last updated Monday, Jun. 24, 2013 11:52AM EDT An extreme international obstacle race takes place in Oro-Medonte, Ont. Watch More Video: Race walker Evan Dunfee says he's not 'worse off' in fourth Six days and 800 km: The punishing origins of race walking Dunfee stripped of bronze: Our dramatic re-enactment of race walk controversy Canada's Andre De Grasse sprints to a second medal with silver in the 200 metres 9.91 seconds challenge: Andre De Grasse can run 100m, what can you do? Bolt chasing 200m world record in final Olympics Trump finally endorses Ryan, McCain despite past comments Trump calls Hillary Clinton 'the devil' Ice Bucket Challenge leads to ALS breakthrough Are some Pokémon Go players taking the game too far? Video: Mom puts roster of babysitters at parents' fingertips Video: B.C. entrepreneurs stir up a fresher tasting Caesar Video: Ontario brothers develop a compostable green bin Video: Maker of luxury playhouses builds children's fantasies Video: Hamilton duo believe in fair wages and fresh-baked goodness Louisiana police commend Baton Rouge officers What are Clement's chances in Conservative leadership race? James Hinchcliffe looks for season's first victory at Indy Toronto World's top mountain bikers embark on weeklong trek to Whistler May, Leadsom in race for UK prime minister Comments AA More Related to this Story What’s the best way to train for an 80K bike race? Time to spring back to action: 5 ways to embrace running again How should I train for a half-marathon?