-
Now Playing: At least 20 people arrested in connection to drug-dealing bikers
-
Now Playing: Fentanyl driving increase in drug overdose deaths
-
Now Playing: FDA approved new opioid drug called Dsuvia
-
Now Playing: Airlines to add gender options when booking trips
-
Now Playing: Twitter's mindboggling debate involves bath towels
-
Now Playing: Arizona man rescued at Zion National Park after getting trapped in quicksand
-
Now Playing: Mom who welcomed twins sheds tears as military husband surprises her in hospital
-
Now Playing: Winter wonderland at Yosemite National Park
-
Now Playing: Winter blast makes driving treacherous across New England
-
Now Playing: Police bodycam captures confrontation with knife-wielding man
-
Now Playing: Police in California searching for driver who struck 7-year-old girl
-
Now Playing: US mother calls move to Syria, marrying ISIS fighters a 'mistake'
-
Now Playing: US sailor kissing nurse in famous WWII photo dies
-
Now Playing: Napkin and genealogy site leads to 1993 Minnesota cold-case arrest
-
Now Playing: Video: Tulsa police pursue suspected stolen car with kids inside
-
Now Playing: Grand Canyon tourists, workers warned of radiation dangers
-
Now Playing: 4 people rescue driver trapped behind wheel of SUV in Louisiana
-
Now Playing: Police find 4 dead of gunshot wounds at Michigan home
-
Now Playing: Carpenter Greg Zanis travels the U.S. to assemble crosses for shooting victims
-
Now Playing: Alleged threat against rapper 50 Cent investigated