A 15-year-old boy was killed by a lightning strike as he attempted to protect his younger brother at the summit of Mt. Advertisement AdvertisementThe Clear Creek County Coroner's Office later identified the victim as 15-year-old Levi Strobel, according to the sheriff's office. A second victim, Levi's younger brother, was airlifted by Flight For Life Colorado to a Denver-area hospital, the sheriff's office further said. The brothers were hiking with a group of five people, the sheriff's office said. "Together, we extend our condolences to the family, loved ones, and victims of this tragedy," the sheriff's office statement further said.