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Martin O’Malley’s problem with running against Hillary and Bernie

Martin O’Malley is facing a double bind: He can’t wage the kind of campaign he’s naturally suited for, leaving him stuck to run as something he’s not.

Steve Kornacki

Steve Kornacki, author of "The Red and the Blue: 1990s and the Birth of Political Tribalism," is a national political correspondent for NBC News and MSNBC.