Donald Trump is the last man standing in the Republican race. How were all the experts so wrong? Can he win? Or is it RIP for the GOP? Representative Geoff Diehl(@RepGeoffDiehl), Former Massachusetts Republican Party Chair Jennifer Nassour (@JenniferNassour) and WGBH News' Adam Reilly (@reillyadam) discuss. 

The third biggest killer in the nation? Medical errors. Jim looks at the new research and solutions with National Patient Safety Foundation President Dr. Tejal Gandhi (@TGandhi_NPSF). 

America's newly named Top Baker Joanne Chang joins Jim, and brings food.

And Jim's thoughts on how London's election might teach us a thing or two.