RedactedNarrative: Vessel #2 was travelling with the river current.  Vessel #2 attempted to make a turn causing the vessel to overturn.  Vessel #1 attempted to assist Vessel #2.  In the process, Vessel #1 broke its paddle and overturned.  Both vessel occupants safely made it back to shore.  Both vessels continued down river and have not been recovered; considered to be a total loss.