(Newser) – Two "shamans" from the Hmong community were among four people shot dead in a Sacramento home over the weekend. An armed house guest was wounded when he confronted the gunman, police told the Sacramento Bee. Investigators believe one of the dead males is the shooter who stormed the home, reports AP. They haven't yet determined a motive, but believe it may be gang-related. The spiritual leaders, a husband and wife in their 50s, had moved to the neighborhood several months ago and raised chickens for healing purposes, said relatives. (Read more Hmong stories.)