-
Now Playing: How Does Brussels Terror Attack Affect US Security?
-
Now Playing: Eyewitness, Police Explain What Happened After Brussels Terror Attack
-
Now Playing: Brussels Terror Attack: What We Know About ISIS in Europe
-
Now Playing: Cruise ship returns to Florida after being turned away by Cuban government
-
Now Playing: Houston police chief to eliminate 'no knock' warrants
-
Now Playing: Mom's accused killer in court
-
Now Playing: West Virginia teachers strike
-
Now Playing: Man becomes the 3rd person to die in CBP custody in as many months
-
Now Playing: West Virginia teachers go on strike again
-
Now Playing: Samin Nosrat teaches a home chef how to cook with fat and heat
-
Now Playing: It's Morning, America: Tuesday, Feb. 19, 2019
-
Now Playing: Meghan Markle makes secret trip to New York City
-
Now Playing: Hiker rescued from quicksand amid snowstorm
-
Now Playing: Mom speaks out about son's Pledge of Allegiance arrest
-
Now Playing: Possible motive emerges in disappearance of Colorado mom
-
Now Playing: Dad arrested after allegedly slapping stepdaughter's bully
-
Now Playing: Bystanders rescue woman trapped in burning car
-
Now Playing: Man who survived blizzard diagnosed with cancer
-
Now Playing: 16 people rescued from gondola ride at SeaWorld
-
Now Playing: Airlines to add gender options when booking trips