Impact: Stories of Survival - Season 3 Episode 9 Motocross Mess

Motocross jumper comes up short and crashes into sand dune; A hiker falls into a creek and is swept over a 40-foot waterfall; A teenager gets a blood clot on his brain after being hit in the head with a baseball, the accident leads to the discovery that his kidneys are failing; A robber beats a tobacco store clerk and hits her over the head with a stool