We still don't know a lot of things about the Boston Marathon bombings and their aftermath, the biggest question being what motivated alleged bombers Dzhokhar and Tamerlan Tsarnaev to allegedly ...

Tamerlan Tsarnaev, a suspect in the Boston Marathon bombing who died during a firefight with police in April, appears to have been steeped in conspiracy theories promoted by extremist publications ...

Brothers Dzhokhar and Tamerlan Tsarnaev detonated two pressure-cooker bombs at the finish line of the Boston Marathon in April 2013. Also from today’s Jolt: So What’s at the Heart of the ...

We now know Tamerlan and Dzhokhar Tsarnaev, the two brothers said to be behind the Boston Marathon bombings, planned to head for New York City to detonate more improvised explosive devices.

Federal prosecutors will not challenge an appeals court ruling in the death penalty case against Boston Marathon bomber Dzhokhar ... showed his older brother, Tamerlan Tsarnaev, placed the bomb ...

Surviving Boston Marathon bombing suspect ... reportedly belonged to 26-year-old Tamerlan, who was hit in a shoot-out with police in the aftermath of the bombings. The suspects' father, Anzor ...