RedactedNarrative: Vessel 1 was traveling in a southwest direction at an estimated speed of Slow No Wake.  Vessel 2 was towing 2 people on tube.  Depending on who the Officers interviewed, Vessel 2 was either starting to tow the tube or slowing down to stop.  The bow of Vessel 2 was up in the air, an occupant in the front of Vessel 2 yelled out that Vessel 1 was in front of Vessel 2.  Vessel 2 bow struck the portside of Vessel 1. 