2012/12/20 Headlines: 6 Massacre Victims Laid to Rest in Newtown; Obama Vows to Push for Gun Control "Without Delay"; "Fiscal Cliff" Talks Lag as Both Sides Reject Offers; Justice Dept.: UBS Conduct in Libor Scandal "Astonishing"; U.S. Soldier to Face Court-Martial for Afghan Massacre; U.N. Requests Aid for Syrian Refugee Crisis; U.S. Blocks Bid to Condemn Israeli Settlement Expansion; 4 Officials Out at State Dept. After Critical Report on Benghazi Attack; Protesters in New Jersey Picket Wal-Mart Cargo from Bangladesh; Study: U.S. Gun Fatalities to Surpass Traffic Deaths by 2015