I recently had a dream in which my grandson, Nathan, and I were in a car that left the road and went into a body of water. He's 11. We got out OK in my dream. It was still frightening. Do you know what to do? Awareness.com reports, Diver Geoff Fahringer says calling 911 is futile. Help won't reach you in time. You're on your own and you have to act quickly. Your best hope of survival is to exit the vehicle before it sinks. You won't be able to open the doors once submerged. As soon as you hit the water, unbuckle your seatbelt, roll your window down, and climb out. You need to move fast because you'll only have a matter of seconds...