Vsl #1 was attempting to pick up passenger who had fallen off her innertube.  Vsl #1 was in neutral and drifting, when Vsl #2 operator approached at a fairly high rate of speed, without able to see where he was going, because 4 riders were sitting in the open bow area and struck Vsl #1 on the starboard side.  Operator of Vsl #1 jumped into the lake just before impact and Vsl #2 ran up and over Vsl #1 hitting passenger in the head and continued back into the water striking swimmer.  Assistance was given.  Injured Passenger and Swimmer were brought to shore where both were transported to Spectrum Hospital.  There was a suspician of alcohol for Operator of Vsl #2.
Spencer Township              