Now Playing: SigDigs: July 12, 2019

Now Playing: SigDigs: July 11, 2019

Now Playing: SigDigs: July 10, 2019

Now Playing: ABC News Live Prime: Tuesday, October 27, 2020

Now Playing: The message Justina Machado wants every young Latino to hear

Now Playing: A look at the future of Latinos in pop

Now Playing: How Latinos' economic impact can influence the election

Now Playing: The future of DACA

Now Playing: Where are the children? One family’s experience at the US-Mexico border

Now Playing: Sports cards see a resurgence during the pandemic

Now Playing: Mississippi Senate candidate talks future of Black Americans in the government

Now Playing: The growing power of the Latino vote

Now Playing: Michigan secretary of state: ‘Return your ballots in person, don't rely on the mail’

Now Playing: Latino voters address their priorities ahead of Election Day

Now Playing: Colorectal cancer screening should start earlier: Experts

Now Playing: Cancer survivor runs 4 marathons in 24 hours to raise money

Now Playing: NXIVM cult leader Keith Raniere sentenced to 120 years in prison

Now Playing: Tropical Storm Zeta gains strength as it approaches Gulf Coast

Now Playing: Turmoil in Philadelphia after death of Walter Wallace Jr.

Now Playing: US averaging more than 70,000 COVID-19 cases a day