Mother of the Tsarnaev Brothers Believes Tamerlan is Still Alive

Doesn't believe her sons were involved in the Boston Marathon bombing

The mother of the suspected Boston bombers has given an exclusive interview to Britain's Channel 4 in which she reiterates assertions that her sons were set up, and also claims that her oldest son Tamerlan is still alive.

"What happened was a terrible thing. But I know that my kids have nothing to do with this. I know it. I am mother. I know my kids," Zubeidat Tsarnaeva told Channel 4 News in Makhachkala, Dagestan.