William Broyles called 911 advising he had just killed his wife, son and daughter at their Callahan home ...

Chandler Police Department officers responded to a home on Ashley Drive around 7 p.m. local time on May 12 and found the boy unconscious in the pool.

Victim's sons said they weren't aware of any domestic violence but that Carol Carroll is bipolar and schizophrenic. She was charge with murder.