A quick recap of all the action at King of the Hammers on day 4 + Maxxis Athlete Austin Thompson breaks down how to tackle "Back Door" - EMC Qualifying.
King of the Hammers is a multi-week event that celebrates all things off-road. The event is set in the lakebed of Johnson Valley California and is touted as being the home of the toughest single day off-road race in the world.