Astonishing vision has captured the moment a dog was pulled from the window of a car surrounded by crocodile-infested rapids in the Northern Territory.Crews were called to Tony Green Crossing, west of Katherine, yesterday afternoon where a car had become stuck in floodwaters on the crossing.A passing helicopter dropped a police officer on top of the car, who helped extract the stranded driver and passenger.READ MORE: Bodies found in search for two missing Chinese backpackers after car located in floodwatersA