The percentage of Christians in the US declined, while that of people with 'no religion' almost doubled.
Wednesday's National Prayer Service featured an array of faith leaders, as Democrats aim for inclusiveness and a fuller religious voice.
More than half say other faiths can also lead to salvation.
The Democrat prevailed with Roman Catholic and Jewish voters. He even picked up support among Evangelicals.
Conversions to Judaism among African-Americans are growing in a way that could affect the presidential election.
A strategic semiconductor firm gets leeway on promoting faith in its halls.
In a landmark survey, the Pew Forum on Religion and Public Life finds a new religious landscape in America.