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Now Playing: 09-27-12 Marketplace

Defense contractors have warned for months they'll have to lay off thousands of workers if Congress takes us over the fiscal cliff at year's end. As crunch time approaches, how serious are they? Sears and Darden Restaurants have a new plan for employees' health care. The NFL and its referees union have agreed to a new, more lucrative contract. That got us wondering, what does it take to be a ref? Gallup's Frank Newport discusses why there hasn't been a major third-party presidential candidate in this election cycle. Plus, we look at Spain's tough new budget, the bankrupt city of San Bernardino, Calif., and author Nate Silver on statistical modeling.