"We want to let Catholics all throughout the state know that the death penalty is not necessary to protect public safety," Tom Venzor, head of the Nebraska Catholic Conference, said at a press event on Sept. 29.

A question about the candidates' faith provoked a conversation about how political figures should balance religious beliefs in the public square.

American Catholics translate to about 20 percent of all registered voters, but they may have an outsized effect on Trump's chances.

Like his campaign itself, Donald Trump’s beliefs cannot be pinned down to any particular ideology.

Although he termed it "the one non-issue of the campaign," his priesthood was a major issue for the people of Rhode Island.