This is CNN's first ever original audio immersion 3-D podcast. Up from the Grave tells the story of one of the deadliest fires in Arkansas's history. That fire extinguished the lives of 21 boys-48 barely escaped-after being padlocked inside their dorm room at a reform school. 60 years later, through comprehensive reporting, bombshell interviews of experts, one survivor and three sisters who lost their brothers in the fire---CNN examines what happened that dreadful night, and in the days following reveal how the state handled the investigation.