If Congress doesn't act, the deficit will shrink by itself because of automatic budget cuts and the expiration of the Bush-era tax cuts. Martin Kaste, NPR News.

如果国会不采取行动，随着布什时代减税政策的结束，财政预算将会缩减，因此财政赤字也将自己缩减。N PR新闻，马丁·卡斯特报道。

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NPR's Martin Kaste reports several billionaires are now pouring cash into private space programs.

NPR: Tech Tycoons' Dream: My Own Private Spaceship

And as NPR's Martin Kaste reports, the flex-fuel program has backfired and is actually increasing oil consumption.

NPR: 'Flex-Fuel' Concept Fails to Deliver on Potential

But as NPR's Martin Kaste reports, Congress is still conflicted over what it wants to achieve with the homegrown fuels.

NPR: Does Backing Biofuels with Public Money Work?