RedactedNarrative: V1 and v2 cruising out in the colorado river across from davis camp. Father of v1 operator called out to her to have her come to shore so he could give her something. Father stated his daughter on v1 turned in front of her friend on v2 and they collided in a t-bone fashion. Operator of v1 was ejected and was able to crawl back onto v1. Operator of v1 sustained a broken right femur. Operator of v2 did not receive and injuries.