Steyer, 68, pointed to his business experience in a candidate video saying he's running because "Californians deserve a life they can afford."

Steyer, 68, pointed to his business experience in a candidate video saying he's running because "Californians deserve a life they can afford."

Billionaire businessman and activist Tom Steyer, who once self-financed an unsuccessful White House campaign and spent his own money advocating for…

Steyer joins a field with progressive Congresswoman Katie Porter, former LA Mayor Antonio Villaraigosa and former HHS Secretary Xavier Becerra.