The Democratic Party has begun to unite behind fomer Vice President Joe Biden in his presidential race. This week both former rival Bernie Sanders and former President Barak Obama endorsed his candidacy. And, on Wednesday former Democratic rival Elizabeth Warren gave her backing to the former vice president. Delmarva Public Radio's Don Rush talked with Salisbury University political science professor Michael O'Loughlin to assess the impact of these endorsements on party unity.
Democratic Party Unifies Behind Joe Biden
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