Republicans have a presumptive presidential nominee in Donald Trump, while Democratic contenders Hillary Clinton and Bernie Sanders continue to battle it out in the 2016 race for the White House.

Dana Perino, former White House Press Secretary, co-host of FOX News Channel's "The Five" and best-selling author of "And the Good News Is..." and FOX News Digital Politics Editor Chris Stirewalt analyze how the parties attempt to achieve unity prior to a potential general election match up between Donald Trump and Hillary Clinton.

Listen to Perino & Stirewalt:

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Want to know more about Dana Perino's book "And the Good News Is..."? CLICK HERE