Has the U.S. Grown Complacent Since 9/11?

Sixty years ago on Dec. 7, 1949, Americans marked the eighth anniversary of the attack on Pearl Harbor, the worst enemy attack on American soil at that time. That attack, which left 2,400 Americans dead, stunned the country and mobilized the U.S. into action on a scale without precedent in history. As Winston Churchill said, ''The United States is like a giant boiler. Once the fire is lighted under it, there is no limit to the power it can generate.''