RedactedNarrative: V-1 was traveling south past mile 360.8 towing an intertube with three children on the tube. V-1 had just met other boats and had passed them v-3 and v-4. V-1 was overtaken by v-2 at a close distance, scaring the operator. Operated shifted to neutral but wasn’t fast enough to avoid the tube carrying three children from striking the buoy. The child in the middle, a six year old white female struck the buoy and sustained a head injury. Child was transported to aberdeen marina to meet ems and ambulance.