Now Playing: FBI sees 17 percent increase in hate crimes compared to 2016

Now Playing: Viral prom photo investigation

Now Playing: 52,000 remain evacuated in Northern California as crews search for survivors

Now Playing: Some homes destroyed by California blazes, others remain untouched due to winds

Now Playing: Heightened security in Brooklyn, New York, as El Chapo trial continues

Now Playing: This day in history: Nov. 21, 1980

Now Playing: News headlines today: Nov. 14, 2018

Now Playing: This day in history: Nov. 23, 2007

Now Playing: Sister of Burger Chef murder victim calls for justice

Now Playing: St. Louis ballet dancer mysteriously found dead in lake in rural Missouri

Now Playing: Animals in the path of California wildfires

Now Playing: Trial of 'El Chapo' begins in federal court

Now Playing: California man stays with blind mom, battles wildfire

Now Playing: Kindergarten greeter welcomes students each morning with a personalized touch

Now Playing: Sketch released of a man wanted for assaulting a woman while making racist statements

Now Playing: Search effort underway for victims in aftermath of devastating wildfires

Now Playing: Calabasas still under mandatory evacuation order as flames leapfrog across community

Now Playing: California firefighters battle 'peak fire' near highway amid continuing destruction

Now Playing: Car crashes into Social Security building in New Jersey, at least 2 seriously hurt

Now Playing: Extreme fire danger continues in Southern California