South Dakota State running back Nate White died at age 20, the football program said in a statement late Wednesday.White spent his first two seasons at Wisconsin but didn’t get into a game. In January, he transferred to play for the Jackrabbits with three years of eligibility remaining.Police in Brookings, S.D., did not confirm a cause of death and said in a press release an active investigation is underway.”Jackrabbit football is a brotherhood and today we are all hurting with the shocking news of the loss of Nate White,” South Dakota State coach Dan Jackson said in a statement. “Nate impacted our program with his hard work, determination and overall positive spirit. We grieve with his family and will honor his memory throughout the upcoming season.”