Unit 1 was traveling into Big Black Lake at idle speed.  Unit 2 was traveling down the river at 60+ mph.  Unit 2 crossed a wake of one of the four boats in front of him.  Unit 2 slowed slightly losing control and running over the rear of Unit 1.  Unit 1 was filled with water.  Unit 2 left shortly after.  Unit 2 denied involvement on 5-15-2010 but admitted his part on 5-18-2010.