The Senate minority leader discusses the backlash to his vote on the Republican spending bill, how he sees his role within the party and his new book.

In a dramatic break with much of their party, ten Senate Democrats voted alongside Republicans on Friday to pass a six-month funding bill, averting a government shutdown with just hours to spare. The move defied a majority of the chamber's Democrats who opposed the measure,

In interview, the Senate minority leader said intraparty critics underestimated the dangers of a funding lapse.