Fiscal debates will again dominate Congress' agenda for early 2013, but other contentious battles such as immigration reform will also split House Republicans and could test Boehner's hold on the speaker's gavel.

CNN: STORY HIGHLIGHTS

Prosecutor Matthew Segal predicted the sentence would be from 10 months to 27 months, with the possibility that he could split time between prison and house arrest.

WSJ: Social media editor enters plea in hacking case

Romney and former U.S. House Speaker Newt Gingrich split the two biggest social media sites.

CNN: Campaign tech scorecard: Tracking the candidates online