Now Playing: Ex-NFL player Rae Carruth released after nearly 20 years in prison
Now Playing: 70-year-old woman murdered in New York City apartment
Now Playing: Dance floor collapse at college party injures dozens
Now Playing: Woman speaks out about video of police hitting her daughter
Now Playing: Mega Millions jackpot reaches $1.6 billion
Now Playing: Urgent manhunt underway after police officer killed
Now Playing: Survivor describes horrifying moments of deadly rafting accident
Now Playing: New York Police Department halts use of bodycams after 1 explodes
Now Playing: Why Kim Schrier left medicine to run for Congress
Now Playing: The Purdue college football team named a big fan who has bone cancer as team captain
Now Playing: Video shows a Florida police officer hitting a 14-year-old during arrest
Now Playing: Lottery prizes have increased since no one drew the winning numbers
Now Playing: A manhunt in Georgia continues for a man suspected of killing a police officer
Now Playing: Dozens of people are recovering after an apartment floor collapsed in South Carolina
Now Playing: Huge jackpots up for grabs in the Mega Millions and Powerball lotteries
Now Playing: Suspect in custody for murder of Georgia police officer
Now Playing: Sheriff’s deputy repeatedly punches DUI suspect in dash-cam footage
Now Playing: Woman seen on video leaving toddler on stranger’s doorstep speaks out
Now Playing: Amber Alert sent out for missing teen girl
Now Playing: Plane makes emergency landing on a highway in California
Read More