Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/watch-san-antonio-mayor-julian-castro-speak-at-the-dnc Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Transcript On opening night of the Democratic National Convention, San Antonio Mayor Julian Castro became the first Hispanic ever to deliver a keynote address at a DNC. "The dream of raising a family in a place where hard work is rewarded is not unique to Americans," he said. "It's a human dream, one that calls across oceans and borders." Read the Full Transcript