Final answer:
Serial killer Michael Ross blames his crimes on childhood abuse, traumatic experiences, lack of remorse, and a desire for control.
Step-by-step explanation:
Serial killer Michael Ross blames his crimes of murder on a combination of childhood abuse and traumatic experiences. Ross claimed that the abuse he suffered as a child influenced his violent behavior and that the traumatic experiences he witnessed and participated in during his time in the military further exacerbated his criminal tendencies. He also cited a lack of remorse and a desire for control as contributing factors to his crimes.