Greg Valliere, chief U.S. policy strategist, AGF Investments, on Senator Bernie Sanders announcing a second White House bid. Burt Flickinger, Managing Director at Strategic Resource Group, discusses Walmart's fourth-quarter earnings report. Bloomberg's Craig Torres on challenges the Fed faces communicating the direction of the economy. Jack Ablin, Founding Partner and Chief Investment Officer at Cresset Wealth Advisers, talks about his outlook for financial markets. Hosted by Alix Steel and Paul Sweeney.