Is US A Nation Of Liars? Casey Anthony Isn't The Only One.

Recent court cases – from Casey Anthony to Roger Clemens to Atlanta school teachers – may point to a prevalence of lying and cheating in US culture. Has America's moral compass gone haywire?

In court cases, witnesses pledge to tell "the truth, the whole truth, and nothing but the truth." In Judeo-Christian tradition, there's the Ninth Commandment – "thou shalt not bear false witness." Most parents admonish their children to be honest.

But as the news fills with one example after another of people – both humble and mighty – telling lies, it's easy to wonder: Can America even see the truth anymore, let alone tell it?

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