Professional bull rider Lane Frost was killed in 1989 during Cheyenne Frontier Days from injuries sustained while riding the bull Takin' Care of Business. After Frost dismounted, the bull hit him twice from behind with his horns breaking Frost's ribs and eventually causing a main artery to be punctured.
Lane Frost was pronounced dead at the hospital after doctors discovered irreparable damage to his heart. He posthumously finished third in the event that cost him his life. As for the bull, Takin' Care of Business competed one more time in 1990 in the National Finals Rodeo. He was put out to stud for the remainder of his life, dying in 1999.