Now Playing: Tornadoes reported from Midwest to South as massive storm moves east

Now Playing: 2 humpback whales breach the coast of Maui to tourists’ delight

Now Playing: ‘Empire’ actor Jussie Smollett pleads not guilty to 16 felony charges

Now Playing: Small plane nearly crashes into traffic in Toronto

Now Playing: ‘Full House’ actress appears in court in alleged college admissions scam

Now Playing: Trump issues emergency order grounding all 737 Max 8, Max 9 planes

Now Playing: Desperate search for suspect who escaped custody in 2 states in one week

Now Playing: Alex Trebek returns to ‘Jeopardy’ after sharing cancer diagnosis

Now Playing: Manafort’s lawyer: 3.5-year sentence in second case ‘totally unnecessary’

Now Playing: Millions around the world reporting issues with Facebook and Instagram

Now Playing: Former priest accused of child sexual abuse found shot to death in his kitchen

Now Playing: Winter storm bringing whiteout conditions from Colorado to Dakotas

Now Playing: California governor halts executions, calling them ‘ineffective’ and ‘immoral’

Now Playing: Fan banned from Utah arena after flap with Oklahoma Thunder basketball player

Now Playing: Major fire erupts in Indiana factory

Now Playing: Throttle pushed to maximum before deadly Amazon cargo plane crash: NTSB

Now Playing: Venezuela’s most needy trying to stay alive in hospitals amid blackouts

Now Playing: 2 actresses among 50 people charged in alleged college admissions scam

Now Playing: 9-year-old girl with special needs bonds with supermarket cashier

Now Playing: 911 call captures chilling moment after actor Luke Perry suffered stroke