FLAGSTAFF, Ariz. The second day of the 2016 Mountain T s proved to be an eventful one, highlighted by Northern Arizona University s Futsum Zienasellassie and his performance in the mile event. The NAU redshirt-junior and newly named United States citizen recorded the nation s top mile time today and the second-best time in Walkup Skydome history, running a 3:56.99 after altitude adjustment.