WATCH: Pregnant woman says off-duty sheriff's deputy used stun gun on her

WATCH: Pregnant woman says off-duty sheriff's deputy used stun gun on her
  • Now Playing: Pregnant woman says off-duty sheriff’s deputy used stun gun on her



  • Now Playing: 9-year-old calls 911, saves his diabetic grandfather’s life



  • Now Playing: Video shows moose wandering into Alaskan hospital



  • Now Playing: Police officers avoid close call with SUV on interstate



  • Now Playing: DJ linked to 1992 teacher’s slaying by DNA pleads guilty



  • Now Playing: Video shows teacher dragging special needs child



  • Now Playing: Trump: ‘We have a crisis at the border. … It’s crazy’



  • Now Playing: Mario Batali will not face sex assault charges in New York: Sources



  • Now Playing: Authorities considering possible criminal probe against R. Kelly



  • Now Playing: Manafort shared polling data with Russian: Mueller team



  • Now Playing: Rare tornado lands in Ohio as storm sets sights on Northeast



  • Now Playing: No official explanation why Navy vet being held in Iran



  • Now Playing: Trump to argue for border wall in primetime address



  • Now Playing: Hundreds of praying mantises invade woman’s home



  • Now Playing: Celebrity chef Mario Batali will not face sex assault charges: Sources



  • Now Playing: Doodle for Google winner gets $30K scholarship



  • Now Playing: Hundreds attend funeral of 7-year-old girl



  • Now Playing: Vice President Mike Pence heads to Capitol Hill



  • Now Playing: Funeral for 7-year-old Jazmine Barnes



  • Now Playing: Woman meets her boyfriend after giving birth to his child



  • Read More