working this as they do other investigations that's methodically going through each piece of evidence as she tries to render her decision in the prosecution. she also says she's aware of outside pressure, people wanting her to hurry-up and render a decision. she said she's not being moved by that pressure. she'll do this in her words by the book. and what will be the ultimate driver to possibly bring charges, take a listen to what she said. and so as of this point would you say there's any particular time line on making that decision about charges? >> it's -- no there's not a time line at this point. i would say weeks to months. i was sort of taught you treat a firearm like a live snake. and so it's -- it's a terrible tragedy. we don't know how those live rounds got there. and i think that that will probably end up being kind of the linchpin for whether a decision is made about charges. >> the linchpin in their her