Operator 1 was jumping the wake of operator 2 and another pwc.  Operator 1 was following directly behind O2 when O2 make a sharp turn and a donut.  O1 was not able to avoid the collision and impacted O2 machine almost bow to bow.  O1 was impacted in the chest and head by O1 pwc.  O1 was thrown from the pwc and had no injuries.  O2 was unconscious face down in the water for approx. 30 seconds.  O2 also sustained head injuries, broken ribs, a broken leg and internal bleeding.
Culver                        