>> that practice may have helped save the officer's life. corporal mecham the considers it a miracle that he's still alive. >> i would not have survived if it hadn't been for heavenly help. i'm without a doubt sure of that. i'm a very religious person. i was before the incident, and i still am. >> coming up, a police chase takes a terrifying turn when a toddler flies out the window. >> it's very gut wrenching to see that happen to that child, shocking. >> and later a fatal encounter on a bridge. when "caught on camera: dash cam diaries" continues. ♪ ♪ see ya next year. this season, start a new tradition.