Overview: 2011/12/27 Headlines: Obama Administration to Allow Yemeni President to Enter U.S. for Medical Treatment; Arab League Observers Arrive in Syria amid Fresh Violence; Justice Department Blocks Controversial South Carolina Voter ID Law; Republican Presidential Hopefuls Campaign in Iowa; Mitt Romney Criticizes Obama for Failing to Keep Troops in Iraq; Files Reveal Newt Gingrich's First Wife Did Not Want Divorce; Report: Gap Between Americans, Congressional Representatives Grows Considerably Over Last 25 Years; Obama Signs Two-Month Extension on Payroll Tax; Decision on Tar Sands Pipeline Now Required; Afghan Government to Allow Opening of Taliban Office in Qatar; Egypt Releases Prominent Blogger Detained for Nearly Two Months; Russia: Putin Rejects Calls for Parliamentary Election Reviews as Massive Protests Persist; Nigeria Church Bombings Leave at Least 27 Dead; Satellite Images Indicate Nigerian Oil Spill May Be Significantly Larger than Previously Reported; Secret Memo Suggests Pakistani Military May Attempt to Oust President Zardari; Report: Lack of Preparation, Communication Contributed to Fukushima Nuclear Disaster; Israeli Woman Draws Rosa Parks Link After Refusing to Give Up Bus Seat to Ultra-Orthodox Jewish Man; Hacker Group Anonymous Claims Responsibility for Breaking into Global Intelligence Company Website; Radio Host Lynn Samuels Dies at 69