Track the progress of competitors in the epic Montane Yukon Arctic Ultra challenge.
Will James Cracknell, currently in second place behind Alan Sheldon, conquer the 430 miles on mountain bike?
Will the British runners manage to overtake the Canadian Greg McHale, currently in the lead of the 430 mile foot race. Alan Hines is lying in second place, with New Zealander Jerym Brunton in third, ahead of three other Brits.
Follow the race live here.
Find out more about the Montane Yukon Arctic Ultra here
