like this. they say they are in shock like everybody else. but there is more information and context about what they're going through right now, what it means to the investigation. here's more of the interview. how does the family explain the developments about their son and brother, the activities in the house? the activities with the murders? how do they explain what's been learned about him? >> it's really challenging, because they never saw any warning signs or any real characteristics that would let them know that any of this was going to take place. so for them, they've alluded to the fact that sometimes co-workers have done silly things, made fun of syed's beard, for example. it's like there's so little there to understand or explain what happened or why it happened. and that's kind of what makes this fascinating.