Simple. They didn’t have any respect for them.
Obama bamboozled them the way he bamboozled everyone else.
This whole phoney baloney attempt to sucker in Christians was doomed to failure. It was a cynical con job based on obama's and others' opinions that the Christian is a credulous boob and easily swayed.
Remember, "clinging to guns and religion and fear of outsiders" is what makes us all tick, right?