Summary: A caller reported that a victim was involved in a fight and suffered a severe hand injury, possibly caused by a machete or hatchet, with the hand nearly severed. The incident occurred near the women's bathroom by the pool at a park, where blood was found both on the dirt outside and inside the restroom. Units are securing the area and searching for evidence, including canvassing nearby residences for surveillance footage. The trail of blood leads from the women's bathroom northeast toward the dispatch location. The situation remains under investigation.