 So we don't have speedometers. We don't have radar guns down here. So what NASCAR does is down Pit Road, about every 100 to 200 feet, there's a timing loop that's cut into the ground. And that's the transponder that's on the car, runs across seas. So here at Pocono, there's like 18 loops on Pit Road. And they're going to be somewhere, say, in the realm of 200 feet. So NASCAR knows that at 55 or 59.9 miles an hour, because that's actually the point at which you get a speeding penalty,