Major political contributor Tom Steyer on voter registration efforts in California

GLENDALE, Calif. (KABC) -- Through his NextGen Climate super-PAC, billionaire Tom Steyer is expected to be California's top political contributor of the 2016 election year.

Among the accomplishments he says he is most proud of is working with other organizations to help register 800,000 Californians to vote.

Watch Carlos Granda's full report in the video player above.