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Tamerlan Tsarnaev

(Photo by Mario Tama/Getty Images)

3 More In Custody In Boston Bombings

Three more suspects were taken into custody in the Boston Marathon bombing case, including two college friends of Dzhokhar Tsarnaev who came to the U.S. from Kazakhstan, officials said Wednesday.

05/01/2013

A SWAT team arrives at the corner of Stuart Street and Dartmouth Street after two explosive devices detonated at the finish line of the 117th Boston Marathon on April 15, 2013 in Boston, Massachusetts. Two people are confirmed dead and at least 23 injured after two explosions went off near the finish line to the marathon. (Photo by Darren McCollester/Getty Images)

Investigators Face Challenges In Wake Of Boston Marathon Bombings

Investigators face big challenges now as they probe deeper into the Boston Marathon bombings. Now, they want to know why it happened and if others were involved.

04/21/2013

(Photo Credit: Mario Tama/Getty Images)

Boston Residents Breathing Easier As Authorities Continue Investigation

Boston Marathon bombing suspect Dzhokhar Tsarnaev lay hospitalized under heavy guard Saturday as people across the Boston area breathed easier and investigators tried to piece together the who and why of the deadly plot.

04/20/2013

Runner John Ounao crying when he finds friends after several explosions rocked the finish of the Boston Marathon in Boston, Massachusetts, on April 15, 2013. At least two people were killed and 22 wounded when two explosions struck near the finish line of the Boston Marathon sparking scenes of panic, police said. The streets were littered with debris and blood and paramedics raced off with stretchers as police locked down the area, witness said. TV footage showed an explosion sending up a white plume of smoke along the sidelines of the race. (Photo credit: John Mottern/AFP/Getty Images)

Alleged Boston Marathon Bomber Captured; Experts Talk Motives

Now that the second suspect, 19-year old Dzhokhar Tsarnaev has been captured, investigators are now focusing on one big question – why?

04/19/2013

(Photo by Mario Tama/Getty Images)

Local Experts Weigh In On Background Of Alleged Boston Bombers

Local Experts Weigh In On Mentally of Alleged Boston Bombers and history of their native country.

04/19/2013