Are you a student? http://sextube.in.net/ sextube.com Krystle Campbell was killed in that first explosion, which also resulted in the "maiming" of many others, the indictment states. The second bomb was "detonated by Dzhokhar Tsarnaev" after he placed it in front of the Forum Restaurant. That blast killed the little boy and the BU student, according to the indictment, and seriously injured dozens of others.