have something totally different on their hands and we're awaiting briefings from authorities down there near san antonio at the fedex facility. we also expect to hear from austin pd later on today. >> just to give folks an idea of what they're looking at here, the left side of the screen, it looks a little blurry. that's because camera men, camera women are setting up for the news conference from schertz police. that is where that fifth explosion overnight happened. you mentioned there's another briefing from austin pd later on, but it seems like the critical question over the next 30 minutes is going to be is this related. >> that's exactly right. to get the lay of the land, schertz texas about an hour's drive south of boston near san antonio. there is a fedex distribution center. initial dispatch calls -- >> i was saying somebody checking to the mic. might be a mic check.