PolitiFact Check: Has Calif. Treasurer John Chiang Saved Taxpayers $5 Billion In 2 Years?

California State Treasurer and Democratic candidate for governor John Chiang recently claimed he has saved taxpayers more than five billion dollars over the past two years.  That caught the attention of Capital Public Radio's PolitiFact reporter Chris Nichols, who is checking claims by candidates in the 2018 California governor's race.