Crime & Punishment: A new focus in the hot car death investigation

Eight search warrants are just some of the documents shedding new light on the hot car death of 22-month-old Cooper Harris. His father, Justin Harris, is charged with murder and child cruelty for leaving the toddler strapped in a car seat in the back of his broiling SUV for seven hours. Martin Savidge takes a look at the latest twists in the case.

Dozens of children die in the U.S. every year after being left in hot cars. That's how Lyn Balfour's 9-month-old son Bryce died. She was tried for murder and acquitted. Balfour discussed the latest evidence in the Harris case.

Click here to learn more about keeping kids safe in cars.

David Diamond discusses both the Harris and Balfour cases