From Creamer himself.

They thought they would win the 2010 midterm house elections using pollster and fivethirtyeight saying Nate Silver had plausibly got the figures too favourable for Republicans.

wikileaks org/podesta-emails/emailid/42372

Republicans won the house in 2010 😂

More on Creamer zerohedge dot com/news/2016-10-30/new-wikileak-reveals-clinton-manager-mook-lied-about-relationship-creamer