Now Playing: Suspect opens fire at Trump resort

Now Playing: How to copy royal wedding dresses for less

Now Playing: 10 dead, 10 wounded in shooting at Texas high school, explosives found on campus

Now Playing: Bodycam video shows EMT repeatedly punch restrained teenager

Now Playing: Alyssa Milano on Georgina Chapman's getting blamed for Weinstein's alleged crimes

Now Playing: SPECIAL REPORT: 8 dead in school shooting, explosives found

Now Playing: Dixon High School shooting suspect in jail

Now Playing: Former Playmate jumps off building with her son

Now Playing: Gunman apprehended after a shooting at Trump National Doral Golf club in Florida

Now Playing: Buses collide inside Lincoln Tunnel, injuring dozens

Now Playing: SPECIAL REPORT: Santa Fe High School shooting

Now Playing: Police arrest masked man with 'fake gun' at Las Vegas mall

Now Playing: School-shooting eyewitness: 'Everyone started screaming'

Now Playing: Hawaii volcano eruption sends ash in air

Now Playing: At least 2 dead in school bus crash

Now Playing: Rain, flooding pound the East Coast

Now Playing: High school student in good condition after graduation shooting: Police

Now Playing: New electronic Legos hit stores this summer

Now Playing: What Would You Do: Young man verbally berates elderly waiter

Now Playing: What Would You Do: Woman steals laundry at a laundromat