Was Ruthie Mae McCoy's murder a tragic accident, or was it a chilling case of design gone wrong? This episode of "48 Hours" delves into the mysterious death of Ruthie Mae, exploring the unsettling reality of life in Chicago's projects and examining how the very structure of her building might have played a deadly role. Uncover the secrets hidden within the walls as we investigate whether the design of her apartment contributed to her demise. Listen now to hear the full, terrifying story!