Now Playing: Police DashCam Video of Fatal Shooting of Charlotte Man

Now Playing: Moments Before Keith Lamont Scott's Fatal Shooting Seen in New Video

Now Playing: Suspect Arrested in Murder of Charlotte Protester

Now Playing: Video Release of Keith Lamont Scott's Shooting Depends on 'Timing': Charlotte Officials

Now Playing: Tulsa Police Officer Arrested on Manslaughter Charges, Released on $50,000 Bond

Now Playing: Police Dashcam Captures Bear vs. Badge

Now Playing: Teen Who Was Pepper-Sprayed Shares Her Story

Now Playing: Teen Who Walked 2 Hours to Work Each Way Gets A Surprise

Now Playing: Gatherings Around Charlotte Mostly Peaceful in Third Night of Protests

Now Playing: New Jersey Dad's Heartbreaking School Photo Highlights Son's Loneliness

Now Playing: Students Injured After School Bus Crash in Texas

Now Playing: Snake Escapes From Home, Found in Neighbor's Yard

Now Playing: Second Night of Violent Protests Hits Charlotte as State of Emergency Declared

Now Playing: Charlotte Rocked by Second Night of Violence, 1 Protester Shot as State of Emergency Declared

Now Playing: Tulsa Police Officer Shares Her Side of the Story in Terence Crutcher's Shooting

Now Playing: Dog Tags Make 3,000-Mile Journey to Vet's Widow

Now Playing: Police to Show Scott Shooting Video to Family

Now Playing: The History of Stop and Frisk

Now Playing: Police Release Video of Toddler Trying to Wake Mother From Alleged Drug Overdose

Now Playing: Video Shows 15-Year-Old Girl Being Pepper-Sprayed by Police