Hot car deaths: How did Texas mom lose track of 2 toddlers?

Published: May 29, 2017, 6:10 p.m.

b'A mother said her two toddlers wandered out of their Texas home with her car key. She didn\\u2019t find them locked in her car until it was too late. The 2-year-old girl and her 16-month-old brother died of extreme heat. Investigators are trying to determine how the children could have locked themselves inside the vehicle. Nancy Grace and Alan Duke examine the latest hot car death case in this episode.'