“Is there a central point that you’d like to see answered at the end of this day having to do with security at the consulate in Benghazi?,” asks Mike Barnicle of Rep. Mike McCaul (R-TX), ahead of former Secretary of State Hillary Clinton’s testimony to the United States House Select Committee on Benghazi. Listen to Rep. McCaul, chairman of the U.S. House Committee on Homeland Security, discuss his concerns over the possible failures behind the tragedy in Benghazi here. Only on MSNBC’s Morning Joe.