The Rock County Sheriff's Office is teaming up with the Beloit Police Department to investigate a shooting death in the Town of Turtle. 29-year-old Cassini Hill was found shot in the chest on East Colley Road Friday night around 8:00 o'clock. He was pronounced dead a short time later at the hospital. The Sheriff's office says 28-year-olds Marcus Clay and Jamal Sharief, both of Beloit, are persons of interest in the case. If anyone knowns Clay's or Sharief's whereabouts, or anything else about they shooting, they're urged to call the authorities.