A woman was arrested on suspicion of felony child endangerment in the tail-pulling incident that relatives say left a young boy with injuries.

A viral video appears to show Tomasa Panjojleon yanking the horse’s tail causing a five-year-old rider to be thrown from the animal

A passerby yanked a horse’s tail, causing the animal to throw a young rider taking a lesson at a recreation area, California police reported. The rider, whose age was not given, was injured in the fall Feb.