“The Santorum candidacy pushes Republicans toward an election in which the issues are religious.... “
Whatever “religious” attacks may be made against Santorum by the ‘rats, they will be -nothing- compared to the anti-Mormon attacks made on Mr. Romney by the left and by the media.
Mr. Frum, get a clue.
If Santorum is elected, they will try to paint him as Odd because he is a practicing Catholic. Of course Catholicism is the largest denomination in the U.S., BY FAR. It's adherents are all at least familiar with it's [precepts and most will at least understand the concept of keeping a Catholic life, even if they fall short of that goal themselves.
There are close to Eighty Million Roman Catholics in the U.S. constituting around 22% of the population.