Boston Marathon Bombings
  • Dias Kadyrbayev and Azamat Tazhayakov face charges that they destroyed evidence linking Dzhokhar Tsarnaev to the bombings.

    This courtroom sketch signed by artist Jane Flavell Collins shows defendants Dias Kadyrbayev, left, and Azamat Tazhayakov appearing in front of Federal Magistrate Marianne Bowler at the Moakley Federal Courthouse in Boston on Wednesday, May 1, 2013.
    LAST UPDATE : May 02, 2013, 3:31 PM EDT
  •  bombing suspects Tamerlan Tsarnaev, 26, center right in black hat, and his brother, Dzhokhar A. Tsarnaev, 19, center left in white hat, approximately 10-20 minutes before the blasts that struck the Boston Marathon on April 15, 2013

    Some experts in sibling research say the powerful bonds that can develop between brothers may have played a role in the Boston Marathon bombings.

    LAST UPDATE : Apr 24, 2013, 4:35 PM EDT
  • Chechen killed in a firefight with police was in a highly classified central database, raising questions from U.S. pols about the failure to keep tabs on him.

    LAST UPDATE : Apr 24, 2013, 6:56 AM EDT
  • Fans hold up a sign during the second period of an NHL hockey game between the Boston Bruins and the Buffalo Sabres in Boston Wednesday, April 17, 2013.

    The Boston Bruins and Pittsburgh Penguins have canceled their morning skates because of the manhunt for the Boston Marathon bombers.

    LAST UPDATE : Apr 19, 2013, 11:07 AM EDT