bomber himself, dzhokhar tsarnaev. he sat facing all of them looking apparently very nonchalant nonchalant. dzhokhar tsarnaev in custody now for 626 days most of it in isolation, got his first chance to see some of the potential jurors who will decide his fate. it was four days after the boston marathon bombing when the bloodied 19-year-old discovered hiding in a boat surrendered to an army of police and federal agents who had been hunting him. >> they have a very strong guilty case against him. what everyone is focusing on is he going to get the death penalty or not. >> reporter: the judges kept what appears to be a mountain of evidence and an extensive witness list under seal. prosecutors say dzhokhar and his older brother, tamerlan targeted the boston marathon using homemade pressure cooker bombs filled with nails and pellets in order to cause maximum damage. new videos show dzhokhar leaving the second backpack at the blast