California Gov. Jerry Brown, right, delivers his speech in the Synod Hall as he attends a conference on Modern Slavery and Climate Change at the Vatican, Tuesday, July 21, 2015.
California Gov. Jerry Brown, right, delivers his speech in the Synod Hall as he attends a conference on Modern Slavery and Climate Change at the Vatican, Tuesday, July 21, 2015. Gregorio Borgia AP
California Gov. Jerry Brown, right, delivers his speech in the Synod Hall as he attends a conference on Modern Slavery and Climate Change at the Vatican, Tuesday, July 21, 2015. Gregorio Borgia AP