be tenured into your lab for analysis. in terms of making sure that you have the right exhibit in front of you when you're analyzing it, what kind of quality controls do you all have? is there some numbering system or some cataloging of the items when they come in? >> when an item is submitted for testing, we get items from outside agencies such as local law enforcement agencies in the central florida center. they submit the items to our evidence intake section. the evidence intake section makes sure that that item is in a sealed condition. and they issue it an exhibit number for the florida department of law enforcement exhibit number and put a barcode label and a case number on it. and then that item gets brought up to me once i'm assigned the case, and then i -- i also examine that item to make sure it's in a sealed condition. and we have that barcode label. the florida department law enforcement case number and exhibit number. >> do you also document when you