>> when i saw the videotape, wow. how lucky am i. >> i did break down finally and start crying and realizing that i could have been killed very easily. but you know, god still wanted me here for something. coming up -- another officer makes a dramatic save. and an ambulance pulled over on the way to the hospital. >> when "caught on camera: dash cam diaries" continues. bum-da, bum-da ♪ ♪ bum-da, bum-da ♪ the animals went in two by two ♪ ♪ the sheep and the frog and the kangaroo ♪ ♪ and they all went marching, marching in two by two ♪ ♪ [ male announcer ] the nissan pathfinder, with intuitive four-wheel drive. an adventure worth sharing.