Unit 1  was heading south in horry county sc and came to a slow stop on the right side of the waterway. Unit 2 heading south did not navigate wake left by unit 1, before unit 1 reduced speed in proper manner unit 2 struck unit 1 on right side with bow of unit 2

According to the operator of unit 1's statement_they were idling in the channel towards the right side, to come to a stop and all of a sudden the two passengers who were on board with the operator flew off, when the other jet ski ran into them.

According to one of the passengers on unit 1 was on the three seat seadoo watercraft with his daughter the operator and (middle pasenger). When suddenly the watercraft was rear ended by another unknown watercraft. I felt a sudden pain on my right rear side and hip area and fell into the water. I was instantly dizzy and faint feeling with pain in my right bottom area. At that point my relative on the other personal watercraft came to his assistance. 

According to operator of vessel 2-i was heading south on the waterway going 35mph trailing the other jet ski. I tried to turn but hit the waves of the other and couldn't turn in time and clipped the man and jet ski. I was trying to pass them by going left but hit a wave and clipped them.