BATON ROUGE - A fire at an apartment complex along Highland Road on Tuesday evening displaced two residents and investigators are unsure what sparked the flames. 

According to firefighters, a fire broke out around 6:30 at The Hub Apartments on Highland Road. 

Fire officials said the cause of the fire is still undetermined, but firefighters found the flames in an interior wall of an upstairs apartment. 

The Baton Rouge Fire Department said two apartments were damaged by the flames and one unit below was damaged by water. Two people were displaced and are being assisted by the Red Cross.