According to Religion News Service, the Public Religion Research Institute (PRRI) has concluded that relying on white Christian voters will never again spell national electoral success -- especially for the GOP. PRRI released a survey yesterday about religion's role in the presidential race.
MORE: https://www.au.org/blogs/wall-of-separation/quadrennial-question-is-the-religious-right-positively-absolutely-dead
See also...
2012 Post-Election American Values Survey & 2012 Ohio Values Survey
http://publicreligion.org/research/2012/11/american-values-post-election-survey-2012/