"At one point during the fight, Vallow struck his brother-in-law in the head with a baseball bat. Soon after, Vallow was shot by his brother-in-law. After he shot Vallow, the brother-in-law called 911 and performed CPR on Vallow until emergency medical personnel arrived on-scene.
While they were "transported", I wonder where the kids were? Usually if kids present at a crime scene, they will have CPS come and an experienced investigator (child related) ask the kids questions. Chandler Unified starts school in July, but not that early (a week later or so) There are autism schools in the area that JJ could have been attending.