Four people aboard a helicopter were killed when it crashed Sunday in a rural area of Northern California. The Colusa County Sheriff’s Department confirmed the deaths, saying that the four people died at the scene, but did not release their identities as of press time.

The Federal Aviation Administration said in a statement that the Robinson R66 crashed around 1:15 p.m. in Colusa County north of Sacramento.  The statement said: “preliminary reports indicate four people were on board.”

The FAA and the National Transportation Safety Board will conduct an investigation into the incident.

Editorial credit: Philip Pilosian / Shutterstock.com