O'Malley supporters on viability at caucus
01:21Martin O'Malley supporters speak with MSNBC's Jacob Soboroff about viability at their caucus location in Iowa, and which alternate candidate they would likely re-align to.
Martin O'Malley supporters speak with MSNBC's Jacob Soboroff about viability at their caucus location in Iowa, and which alternate candidate they would likely re-align to.