Bob Costas; Philip Howard; Nadja Salerno-Sonnenberg

Journalist Bob Costas of NBC Sports discusses the irony of player representation in sports and the difficulty of making deals in the sports world. Author Philip Howard explains the rise in lawsuits in America, regulations and his book, "The Death of Common Sense." Violinist Nadja Salerno-Sonnenberg talks about her favorite pieces to play, going back to the basics, and what's next.