Tom Keene and Michael McKee bring you the best in economics, finance, investment and international relations. Today in Surveillance, they discuss his book, "The Euro: How a Common Currency Threatens the Future of Europe," with Columbia University's Joe Stiglitz; Donald Trump with Horizon Investments' Greg Valliere; the Fed with Morgan Stanley's Ellen Zentner; and Brexit's effect on scotch whisky with Edrington CEO, Paul Ross.