RedactedNarrative: Vessel one(LA 4983 FR) was engaged in horse play with vessel two (LA 7784 FR). The jet ski operated by Operator1 was trying to spray vessel two and lost control when the bow of vessel one impacted the starboard side of vessel two. Vessel two had two occupants which along with the operator were thrown into the water. The two passengers a five year old male and a eight year old female sustained severe injuries to their right legs. The operator of vessel two sustained a broken femur and ankle on his right side. The operator of vessel one has no injuries. All parties involved were wearing there PFD's, alcohol was not a factor in this accident. At this time vessel one appears to be at fault do to careless operation and he is also 15 years old and has not taken a boating safety course. The legal age to operate a jet ski is 16 years old and the operator of vessel one is also required by state law to have a boating safety course. Charges will be filled at a later date. The injuries were sustained from Vessel 1impacting the occupants of Vessel 2.