FROM CNN's Jack Cafferty: President Obama is Christian, yet somehow it's a fact that seems up for debate these days – with a growing number of Americans saying he's Muslim. [cnn-photo-caption image=http://i2.cdn.turner.com/cnn/2010/images/08/24/art.obama.pray.jpg caption=""] It's a false rumor that the president has been battling since he was a candidate, yet for many the issue is murkier … Continue reading Does the president's religion really matter?