MILWAUKEE (CBS 58) -- A 2-alarm fire remains under investigation Monday evening.

The fire broke out around 5 p.m. on Monday afternoon near 10th and State.

Police say the fire started in a vacant building.

The Milwaukee County Medical Examiner's Office tweeted out that they were evacuated due to the smoke coming from the building next door. As of 9 p.m., they were still evacuated.

ME office evacuated due to heavy smoke from adjoining building at 1004 N 10 St.

— Medical Examiner (@mkemedexamine) December 5, 2017

At this time, the fire appears accidental. Police and fire crews remain on scene investigating.