Bernie Sanders speaks as Hillary Clinton looks on as they discuss issues during the MSNBC Democratic debate at the University of New Hampshire in Durham, N.H., Feb. 4, 2016. (Photo by Mike Segar/Reuters)
Rachel Maddow

Sanders hopes to prioritize later primaries o

Do wins late in the nominating process matter more than wins early on? Bernie Sanders' campaign hopes to convince Democratic insiders of exactly that.

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