Now Playing: 12-31-12 Marketplace Morning Report

Lawmakers have a few more hours to cut a deal to avoid the sharp tax increases and spending cuts of the fiscal cliff. Many issues remained unresolved and another looming tax adjustment, the Alternative Minimum Tax, could hit millions of Americans with a whopping tax hike next year. Makers of hybrid and electric cars are increasing their offerings despite a somewhat disappointing roll-out of vehicles like the Nissan Leaf and Chevy Volt. And, as the year comes to a close, we're looking at what's ahead in heath care for 2013.