ASU student arrested in motorcycle death A 21-year-old 21-year-old 21-year-old 21-year-old 21-year-old Arizona State University student was arrested on suspicion of manslaughter after he fled from an accident in which a fellow ASU student was killed. Sean Sapicnza fled after the motorcycle he was driving hit a median in the 1400 block of East Apache Boulevard shortly before 2 a.m. Monday, said Sgt. Toby Dyas, a Tempe police spokesman. Tracey Rumick, 18, a student, was killed when she fell off the motorcycle. Sapienza, who had been drinking before the wreck, returned to the scene about an hour after the accident, police said. He was arrested on suspicion of manslaughter and hit-and-run. hit-and-run. hit-and-run. hit-and-run. hit-and-run. Sapienza and Rumick weren't wearing helmets, police said. '