The day after his big keynote address Tuesday night at the Democratic National Convention, San Antonio Mayor Julian Castro finds himself the talk of the town. Following a panel hosted by the Huffington Post at Charlotte's Ritz Carlton, Castro spoke with The Washington Post about his speech, how his daughter Carina stole the show, and whether he shares a psychic bond with his identical twin brother, Joaquin, who introduced him to the nation last night. Watch the video: