It appears as though Thomas Roberts has joined chorus of MSNBC hosts jumping to the defense of embattled Attorney General Eric Holder over the Fast and Furious scandal. In an interview with Rep. John Mica (R-Fla.), Roberts suggested that Rep. Darryl Issa’s (R-Calif.) investigation into Fast and Furious was simply an example of the GOP having ‘sour grapes’ and looking for an ‘ax to grind.’