25 year old Shawn Grigsby of Evansville, 30 year old David Lackey, Junior of Boonville and 22 year old Jade Stigall of Boonville all face murder and conspiracy to commit murder charges.
Workers of the Alcoa Power Plant in Warrick County found the body of 35 year old Joseph Nelson of Martinsville on the coal conveyor belt Monday morning.
Warrick County investigators believe he was killed in the northern part of the county, but the coroner has not released the official autopsy report yet.
She tells Eyewitness News that should be released this afternoon.
The Sheriff's Office says several police agencies took part in the investigation, including the Indianapolis Police.
We will bring you the latest details later today on Eyewitness News.