1. Difficult search for Adam Lanza's motive

  2. The business of guns: Wall street and the gun economy

  3. Eagle snatches toddler in a park, caught on tape

  4. "A Christmas Story" added to Library of Congress

  5. FBI fails to recover data from Adam Lanza's computer

  6. Miller: Broadwell not off-the-hook completely

  7. State Dept facing intense scrutiny after new Benghazi report

  8. Soto family shares last words with fallen daughter

  9. Vicki Soto's family on Obama: Told us she's a hero

  10. Petraeus mistress cleared of cyber-stalking

  11. Newtown: Funerals for victims continue

  12. White Christmas could disrupt holiday travel

  13. Gun sales soared day after Newtown massacre

  14. NRA speaks out about Newtown gun massacre

  15. Fiscal cliff optimism takes a dive

  16. Report: State Dept. failed on Benghazi security

  17. No link between Ground Zero site and cancer, study says

  18. History of record label EMI

  19. Amid funerals, schools reopen in Newtown

  20. Newtown shooting first responder: It was chaos

  21. Lawmakers lead the way to ban assault weapons, large magazines

  22. Texas school allows teachers to carry concealed weapons

  23. "Fiscal cliff": Who is a "wealthy taxpayer?"

  24. "Fiscal cliff": Effect on seniors

  25. Can a mental illness make someone violent?

  26. Newtown tragedy a "reminder" to Obama "to do more," Carney says

  27. "Fiscal cliff": Effect on the economy

  28. Hasbro adds new colors to Easy Bake following petition

  29. Robot arm controlled by brain of quadriplegic woman

  30. Biden swears in Leahy as Senate's president pro tempore

  31. Year-end retirement account tips

  32. New Easy Bake Oven will offer gender-neutral colors

  33. Watch small dog skateboard, ride tricycle

  34. School criticized for field trip to shooting range

  35. Supporting Newtown: How you can help

  36. Columbine, Aurora survivors hit hard by Newtown tragedy

  37. Queen attends cabinet meeting for first time

  38. Woman who botched Spanish fresco sells original art

  39. Golden retrievers sent to comfort Newtown victims

  40. Miller: AR-15 is an easy gun to shoot

  41. The AR-15: America's gun of choice

  42. Holiday week is full of funerals for Newtown, Conn.

  43. Pro-gun lawmakers open to changes in gun laws?

  44. Rahm Emanuel: "It's very hard" to take on NRA

  45. NBC's Richard Engel held captive in Syria, set free

  46. Headlines: Spacecraft deliberately crashed into moon

  47. Children coping with loss

  48. Political reaction to Newtown, CT tragedy

  49. Gun sales on the rise after Conn. shooting

  50. CBS News poll: Strong support for tougher gun laws

  51. Boehner's "fiscal cliff" offer brings optimism to Capitol Hill

  52. Jason Mraz helps anti-trafficking fight in Burma

  53. NYC Mayor Bloomberg speaks out on gun control

  54. Newtown massacre: A timeline of events

  55. Coast Guard investigating oil sheen found in the Gulf

  56. Schools beef up security nationwide after Newtown

  57. "No one has been a better American than Sen. Inouye," Reid says

  58. Funerals begin for Conn. shooting victims

  59. Hawaii Sen. Inouye dies at age 88

  60. McConnell: Sen. Inouye was a "true hero"

  61. Is there a link between Asperger's and violent behavior?

  62. Duchess Kate presents sports awards in London

  63. Burial held for royal hoax nurse

  64. Hubble, America's space telescope

  65. Preventing acts of violence

  66. Sandy Hook principal remembered

  67. Newtown tragedy different from other school shootings

  68. Anger over police treatment of Conn. Families

  69. Funerals held for Conn. shooting victims

  70. Talking to kids about Newtown shooting

  71. Bloomberg: Time to pass assault weapons ban

  72. Ind. school shooting plot thwarted

  73. The dangerous stigma of mental illness

  74. United, Continental closer to finalizing merger

  75. Parents on son's survival: We owe his life to his teacher

  76. Newtown residents say tragedy won't define town

  77. Costa Concordia: Salvaging a shipwreck

  78. 60 Minutes reports: Tragedy in Newtown

  79. Sandy Hook kids to attend neighboring school

  80. After shooting, what role does religion play?

  81. British victim mourned in hometown

  82. Victoria Soto: "Best daughter any mother could ask for"

  83. A rare look at the Vatican Library's treasures

  84. Adam Lanza: Inside the mind of a killer

  85. Obama on gun law: "We can do better than this"

  86. Lanza's relationship with mother could be key

  87. First Sandy Hook funerals to be held

  88. Sandy Hook victims remembered by family, friends

  89. Adam Lanza's weapons, strategy

  90. Gun laws conversation

  91. Obama: "Newtown, you are not alone"

  92. "We are not doing enough" to prevent these massacres, Obama says

  93. Obama names victims: "God has called them all home"

  94. The continued investigation of the Conn. school massacre

  95. Calif. school shooting led to assault weapons ban

  96. Conn. shooting revives gun control debate

  97. Supercomputers help salvage operation

  98. Proud to salvage the Costa Concordia

  99. Nature: Ice in North Dakota