Dhameystir weedha soo socota: Musharaxii ugu horeeyay ee muhiimka ahaa ee soo bandhigay musharaxnimadooda wuxuu ahaa Mike Gravel bishii Abriil 2006. Si kastaba ha noqotee, inta badan, tartanka loogu talagalay magacaabista madaxtinimada 2008 runtii ma bilaaban ilaa doorashadii bartamaha ee 2006. Bishii Nofembar 2006 iyo Febraayo 2007, sideed musharax oo waaweyn ayaa bilaabay ololahooda: Joe Biden, Hillary Clinton, Chris Dodd, John Edwards, Dennis Kucinich,
Barack Obama, Bill Richardson, iyo Tom Vilsack. Musharixiinta suurtagalka ah John Kerry, Al Gore, Russ Feingold, Evan Bayh, Tom Daschle, Wesley Clark, Sam Nunn, Mark Warner, iyo Al Sharpton ayaa la sheegay inay tixgeliyeen inay tartamaan laakiin ugu dambeyntii waxay diideen inay raadsadaan magacaabista. Vilsack wuxuu iska casilay Febraayo 2007.