Yawning Helga, the peevish baby, and a frowning Dottie vanished in search of bathrooms, beef jerky, and Hershey bars. Van parked the Rover in a grimy corner of the tarmac, next to a dripping drain hole and a rusty Dumpster. He plugged in. Then he hauled out his big plastic satellite dish and a tangle of multicolored cables. He set up under moth-clouded streetlights.