NASHVILLE, Tenn. (WKRN) — Firefighters were called to south Nashville early Monday morning after an apartment reportedly caught fire due to unattended cooking.

According to the Nashville Fire Department (NFD), the fire happened just before 12:30 a.m. in the 300 block of Wallace Road. NFD stated that the fire started on the main floor, and four units sustained smoke damage. Two other units sustained water damage.

Fire officials told News 2, that one person was treated for smoke inhalation, but there were no other serious injuries.

The Red Cross was called to the scene to assist those who may be displaced.

The cause of the fire is under investigation.

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This is a developing story. WKRN News 2 will continue to update this article as new information becomes available.