NAFTA was supported by Ronald Reagan and signed into law by Bill Clinton, but bipartisan support for free trade is an illusion. Donald Trump and Bernie Sanders have made it an issue in both presidential campaigns, and it's a powerful wedge between Democrats today in California.
Later on the program, since all the other candidates have dropped out, Donald Trump will be staging his own, uncontested, nominating convention this summer in Cleveland. We look at the history of conventions with candidates still fighting it out long after the primaries were over.
Photo: Donald Trump says he's "never eating another Oreo again" because its parent company, Nabisco, is moving to Mexico.