Boston marathon bombing trial: Tsarnaev found guilty
Boston : The evidences including video showing him planting a bomb were enough to call him guilty on all counts
Last month his defence lawyer said it was him who is in the video
He has been convicted on 30 counts that include 17 with death penalty
Tsarnaev has been awarded life in prison without any possibility of parole
Verdict was read at a federal courthouse at Boston Harbour.
A victim family thanked FBI and federal prosecutor for their valuable efforts in conviction.