. >> reporter: that's what happened to blake spataro, off st.imons island in georgia. >> a 19-year-old male is missing for 30 minutes. they hear him yelling for help but can't see him. >> i didn't want to die out there. i was talking to god the entire night. >> reporter: the teen fighting the current for ten grueling hours in the dark. he says he did his best to stay calm, as the coast guard and his father desperately searched. >> i was screaming. i was hollering. i was looking. >> reporter: spataro eventually reached the shore the following morning, where he was able to get help. david, that teen says that when he got tired, he simply floated on his back. and that's exactly what lifeguards say you should do. if you find yourself in a rip current and swimming parallel to shore just gets too tiring, it's a simple move that could save your life. david? >> all right, good advice. victor, thank you. >>> there was a deadly accident on an american roadway, and tonight, the driver of a truck is now under arrest after an 800-pound boulder rolled off the