Now Playing: Your Money: Best holiday shopping deals

Now Playing: New school bus stop accident in Florida

Now Playing: Georgia Democratic gubernatorial nominee gets help from Oprah

Now Playing: Storms, possible tornado move from the South to the East Coast

Now Playing: Google employees protest company’s handling of sexual misconduct allegations

Now Playing: Vice principal attacked by students in St. Louis

Now Playing: Google employees walk out to protest handling of sexual misconduct allegations

Now Playing: The aftermath of Hurricane Michael in Florida

Now Playing: At least 5 fatalities during Hurricane Florence, including baby

Now Playing: Pittsburgh residents speak out after synagogue massacre

Now Playing: 11-year-old arrested for his pregnant soon-to-be stepmother’s murder: Part 1

Now Playing: 5-year-old boy, teenage sister shot while trick-or-treating

Now Playing: Sheriff’s deputy dies after floodwaters trap car

Now Playing: Women found submerged, fully dressed in Hudson River

Now Playing: FBI investigating notorious gangster’s death in prison

Now Playing: University of Maryland fires coach hours after reinstatement following player death

Now Playing: New deadly accident prompts increased bus stop safety concerns

Now Playing: Synagogue shooting suspect pleads not guilty as victims’ funerals continue

Now Playing: Where couple says man convicted of murdering wife played poker the night of the crime

Now Playing: Murder victim’s sister recalls rushing to crime scene where she was found dead