RAPID CITY, S.D. (KELO) — The person of interest in a homicide in Pine Ridge is behind bars in Rapid City.

The Oglala Sioux Tribe Department of Public Safety says the FBI captured Trent Brewer in North Rapid City Thursday night.

Officials say the homicide happened early in the morning on April 1.

Court papers says when officers arrived, they found the body of Alec Dillon.

Witnesses told police Dillon and the suspect Trent Brewer got into an argument; that’s when authorities say Brewer shot Dillon.

Brewer had been on the run since until he was arrested in Rapid City. He is charged with second degree murder.