Letecia Stauch s defence team argued she was having a psychotic break when she stabbed 11-year-old Gannon 18 times, before hitting him on the head and then shooting him once. Jurors in Colorado rejected claims she was insane and found her guilty of murder.
Closing arguments are expected Friday in the trial of a woman accused of killing her 11-year-old stepson in Colorado, putting his body in a suitcase and then dumping it over a bridge in Florida