UPDATE: 9:55 p.m.: City officials have now confirmed the MBI called in the Bureau of Alcohol, Tobacco and Firearms to assist them in the investigation after finding bomb-making materials on site.

UPDATE 9:15 p.m.: Multiple agencies are involved in this investigation. The Mississippi Bureau of Investigation, Homeland Security , the Meridian Fire Department and a Meridian Fire and Explosives team were seen at the home. MPD Chief Benny Dubose tells Newscenter 11 he reached out to the MBI to look further into the investigation.

Lauderdale County Coroner Clayton Cobler confirms Mariner Durant was found dead of an apparent gunshot wound Monday afternoon. He was found in the woods outside a home on 14th Avenue in Meridian.

Cobler says the initial examination indicates the shot may have been self-inflicted. Right now, the investigation is still ongoing.

Durant was a former Libertarian candidate for mayor, who dropped out of the race for what Durant initially said was due to "safety reasons." The coroner tells Newscenter 11 Durant's family has been notified.

We'll keep you posted on any new developments as this investigation continues.