New Search Warrants Released in Georgia Toddler's Hot Car Death Case

Records reveal that police sought to determine whether Cooper Harris had been hurt or neglected previously.
1:58 | 07/08/14

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Transcript for New Search Warrants Released in Georgia Toddler's Hot Car Death Case
He couldn't resist that. New details in the case of the Georgia father charged with murdering -- charged with murder for leaving his toddler in a hot car. Newly released search warrants revealing more about the investigation focusing on both the health of the child and father and ABC's Steve osunsami has the story for that. Reporter: Theiss newly released court records show police have asked for medical records and other health information on cooper Harris trying to determine if he was hurt or neglected before he died of heatstroke in his father's hot car on June 18th. They've also asked for his father's medical records after claims in court that Justin Ross Harris is deaf in his right ear and may not have heard his son still in the car that morning. There's no evidence he had that knowledge, it's not criminal negligence. Reporter: 33-year-old Harris in jail without bond this morning charged with murder and second degree child neglect. He's pleaded not guilty. The boy died after more than seven hours in his silver SUV parked outside his office on a 90-degree day and during that time he was texting lewd pictures of himself to other women. A close college friend who refuses to believe it all spoke to us on the phone. I was in shock, and disbelief. I still am. I just hope that he gets a fair trial and the others can know what a great guy he was. Reporter: His wife has not been charged in cooper's death but investigators are now looking more closely at her statements and actions that day. She didn't show any emotion when they notified her of cooper's death. Reporter: They say she somehow knew what happened when she went to pick him up from day care and discovered he wasn't there. All of a sudden she states, Ross must have left him in the car and they're like, what? There's no other explanation, excuse me. Ross must have left him in the car. For "Good morning America," Steve osunsami, ABC news, Atlanta.

This transcript has been automatically generated and may not be 100% accurate.

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