Now Playing: Shark swims near Australian beach

Now Playing: The Academy Museum of Motion Pictures installed shark used in 'Jaws'

Now Playing: Baby whale swims along side mother in adorable video

Now Playing: The Breakdown: CDC releases new guidelines for vaccinated people

Now Playing: Jury selection for Derek Chauvin case is delayed

Now Playing: Jury selection for Derek Chauvin trial is delayed

Now Playing: The House to vote on final version of the COVID-19 relief bill tomorrow

Now Playing: CDC releases new guidelines for fully vaccinated people

Now Playing: Harris delivers remarks on International Women’s Day

Now Playing: Texas service workers demand vaccine access, protest end to mask order

Now Playing: A powerful sign of Black history and culture

Now Playing: House lawmaker on COVID-19 relief and immigration reform

Now Playing: President Biden marks International Women’s Day

Now Playing: Arsenio Hall discusses ‘Coming to America’ sequel

Now Playing: ABC News Live Update: Jury selection delayed for former police officer Derek Chauvin

Now Playing: Cat rescues itself after getting stuck up a tree

Now Playing: Jury selection put on pause for former Minneapolis police officer Derek Chauvin

Now Playing: Biden’s COVID relief bill passes in Senate

Now Playing: Major Warm up for Central and Eastern US

Now Playing: Billionaire Mackenzie Scott remarries