Western society is built on the foundation of the Ten Commandments. But how many Americans follow them today?

ABC News wanted to find out so they started with Commandment number seven -- "Thou shalt not commit adultery."

"Nightline" correspondent Cynthia McFadden hosted a lively "face-off" at a Texas church, asking whether humans can stay faithful? Or are we "born to cheat?"

And what about what Jesus said about committing adultery in your heart?

Cynthia McFadden joined CBN News to talk about her findings on this sensitive subject. Is the seventh Commandment relevant anymore? Click play to hear more.