OKMULGEE COUNTY, Oklahoma - Deputies arrest a Schulter woman on a first-degree murder complaint Monday in the death of an Okmulgee County man.

In a news release, the Okmulgee County Sheriff's Office said 37-year-old Nicole "Nikki" Bain was arrested after they say she confessed to shooting and killing Addison Waddell.

Deputies say Bain was located Saturday and questioned Monday, July 2nd.  They say she was the last person who had seen the well-known horse trainer and barrel racer.  

Deputies say Waddell, 56, hadn't been seen or heard since late June, and his car was found crashed in the southern part of Okmulgee County.

Okmulgee County jail records show Bain is also being held as a material witness pending a court hearing on July 26th. She also has an outstanding warrant in Okmulgee County.

Investigators said they're still trying to learn more about the case and locate Waddell's body.