Lexington fire crews responded to a structure fire at an apartment complex on Trent Boulevard just after 7:20 a.m. on Thursday. According to officials, when arriving on the scene, "visible smoke was coming from the second story of the apartment." Officials say the fire was extinguished, and there were no injuries. A fire investigator is on the scene to determine the origin and cause of the fire. There is no word on how many people will be displaced due to the fire.