Dallas Seavey beat his 55-year-old father to the finish line in Nome , Alaska , early Wednesday morning . His time of eight days , 18 hours , five hours was 13 minutes and six seconds slower than his record-setting performance last year . During the race , Seavey 's dogs traveled an average of 7.6mph in temperatures as low as 50 below zero .
Dallas Seavey beat his 55-year-old father to the finish line in Nome , Alaska , early Wednesday morning . His time of eight days , 18 hours , 13 minutes and six seconds was five hours slower than his record-setting performance last year . During the race , Seavey 's dogs traveled an average of 7.6mph in temperatures as low as 50 below zero .