Rubuta ci gaba don wannan sakin layi - Richardson ya kasance dan takarar dan takarar Democrat don zaben shugaban kasa na 2008 amma ya fita a ranar 10 ga Janairu, 2008 bayan nuna rashin nasara a farkon farko da kuma gasa. Duk da dogon tarihinsa da abokantaka da dangin Clinton, Richardson ya goyi bayan Barack Obama
don takarar Democrat a ranar 21 ga Maris, 2008, maimakon Hillary Clinton. Mai sharhi kuma abokin kawancen Clinton James Carville ya kwatanta Richardson da Yahuza Iskariyoti don wannan motsi. Richardson ya amsa a cikin wani labarin "Washington Post", yana jin "an tilasta shi ya kare [kansa] game da kisan kai da kuma zargin da ba shi da tushe".