RedactedNarrative: V1 was pulling both victims on a tube when they fell off.  Upon being ejected from the tube, victim 1 struck his sister (victim 2) in the head with his mouth.  Victim 1 received a laceration to his lip and several teeth were loosened; Victim 2 received a laceration to her head.
NameOfBodyOfWater: BEAVER LAKE
NearestCityTown: ROGERS