Running 100 miles is incredibly tough, but throw in sleep deprivation and hot temperatures and it makes it even harder. Allie Bailey has to deal with all of this whilst trying to complete her 100-mile ultra marathon. Can she beat the cut-off times and make the finish line? And how do you feel after running for over 20 hours? Keep watching to get a real account of ultra runner Allie Bailey tackling 100 miles and all the highs and lows that come with this brutal distance.
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