Sioux Falls, S.D. (KELO-AM) - On Sunday evening Sioux Falls Police, Fire and Rural Metro Ambulance were dispatched to 225 N. Grange Ave. for a stabbing. The victim, a 34 year old male, was found bleeding uncontrollably from the forehead. The investigation revealed the victim and a male suspect were arguing outside. The argument became physical and the suspect cut open the victim’s forehead with a bladed object. The suspect left the scene and the victim was transported to the hospital for non-life threatening injuries. The suspect and victim were acquaintances. The investigation continues.