the e-crime team anxiously hopes for a match. >> here's our known serial numbers from our empty packages. >> all right. >> you want to read them off to me. >> yeah. 8 k 8099 frank 1 yellow mary x-ray. >> perfect. >> that's a match. >> we got a match. >> all right, well i'll continue to process it and do everything we need to do and i'll send you s. >> it's up to local law enforcement to close the case. it's 7:00 a.m. in des moines, iowa and sergeant dan paulson of the police department has been tracking the case with target investigators. with confirmation from the csi lab in minneapolis an this day, police are ready to move in on the suspects. >> we have an arrest, two arrest warrants for linda wilson and her son, john wilson. we're looking for an envelope