RedactedNarrative: Subject stated that they were headed down stream and he asked Operator to slow down because the boat was taking on water.  Subject said he told him to come to the middle of the boat and when he did it still was taking on water.  He stated a boat came by and when they hit the wave it took on too much water.  Subject swam to shore and Operator was trying to pull the boat and went down a couple of times and never came back up.