ANN ARBOR, Mich – Only 12 high school athletes have broken the four-minute barrier for the indoor mile run record. But, on Sunday, Ann Arbor high school student Hobbs Kessler finished the run with 3:57.66 at the American Track League -- a new national prep record. A student at Skyline High School, Hobbs beat the previous record of 3:57.81 set by Drew Hunter in 2016, according to the USA Track & Field. Two years ago, he competed in the Youth World Climbing Championships in Europe’s Alps mountain range. “As soon as the gun goes off in a race, all that is going on in the world is the race.