You've heard there's no such thing as a free lunch. Now, there's no such thing as free pretzels. Not on Northwest Airlines. The nation's 4th largest carrier today said it's cancelling free pretzels to save $2 million bucks a year. Consumers may think this kind of cost shaving is a joke. But it's no joke for employees of the major airlines. Industry-wide, they've been asked to swallow cutbacks that would make most of us gag. Commentator and United Airlines machinist Kathleen Denny says, enough is enough.